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BaseRepresentation
bin11110001011111010110110
3112220000210100
4132023322312
54011210032
6441334530
7124155246
oct36137266
915800710
107913142
114515296
122797446
131840a43
14109db26
15a6497c
hex78beb6

7913142 has 24 divisors (see below), whose sum is σ = 17199000. Its totient is φ = 2629440.

The previous prime is 7913117. The next prime is 7913159. The reversal of 7913142 is 2413197.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8542 + ... + 9422.

It is an arithmetic number, because the mean of its divisors is an integer number (716625).

Almost surely, 27913142 is an apocalyptic number.

7913142 is an abundant number, since it is smaller than the sum of its proper divisors (9285858).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

7913142 is a wasteful number, since it uses less digits than its factorization.

7913142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1388 (or 1385 counting only the distinct ones).

The product of its digits is 1512, while the sum is 27.

The square root of 7913142 is about 2813.0307499208. The cubic root of 7913142 is about 199.2735478646.

Subtracting from 7913142 its reverse (2413197), we obtain a palindrome (5499945).

The spelling of 7913142 in words is "seven million, nine hundred thirteen thousand, one hundred forty-two".