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10157938 = 271076781
BaseRepresentation
bin100110101111…
…111101110010
3201010002001221
4212233331302
510100023223
61001415254
7152224660
oct46577562
921102057
1010157938
11580889a
12349a52a
13214871b
1414c5c30
15d59b5d
hex9aff72

10157938 has 16 divisors (see below), whose sum is σ = 17578944. Its totient is φ = 4312080.

The previous prime is 10157897. The next prime is 10157941. The reversal of 10157938 is 83975101.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1893 + ... + 4888.

It is an arithmetic number, because the mean of its divisors is an integer number (1098684).

Almost surely, 210157938 is an apocalyptic number.

10157938 is a deficient number, since it is larger than the sum of its proper divisors (7421006).

10157938 is a wasteful number, since it uses less digits than its factorization.

10157938 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6897.

The product of its (nonzero) digits is 7560, while the sum is 34.

The square root of 10157938 is about 3187.1520202212. The cubic root of 10157938 is about 216.5717733043.

The spelling of 10157938 in words is "ten million, one hundred fifty-seven thousand, nine hundred thirty-eight".

Divisors: 1 2 7 14 107 214 749 1498 6781 13562 47467 94934 725567 1451134 5078969 10157938