Write the number in the Hindu-Arabic system. 
Definitions:
Informational Influence
A social influence to accept information from others as evidence about reality, often leading to internalization or private acceptance of the information.
Chameleon Effect
The unintentional mirroring of the behaviors, mannerisms, or emotions of others, often as a form of social interaction.
Descriptive Norm
Norms that convey information about what is commonly done in specific situations, influencing behavior by indicating what is considered typical or normal.
Informational Influence
The effect of others' actions or opinions on one's own beliefs or behaviors due to the desire to be correct in situations where the correct action or belief is uncertain.
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