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10107157863 = 31119101315913
BaseRepresentation
bin10010110100110111…
…01111110101100111
3222002101101211002010
421122123233311213
5131144413022423
64350531245303
7505315265355
oct113233576547
928071354063
1010107157863
114317255330
121b60a49833
13c50c68caa
146bc4987d5
153e24c8693
hex25a6efd67

10107157863 has 32 divisors (see below), whose sum is σ = 15491324160. Its totient is φ = 5797059840.

The previous prime is 10107157861. The next prime is 10107157867. The reversal of 10107157863 is 36875170101.

It is not a de Polignac number, because 10107157863 - 21 = 10107157861 is a prime.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10107157861) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 627195 + ... + 643107.

It is an arithmetic number, because the mean of its divisors is an integer number (484103880).

Almost surely, 210107157863 is an apocalyptic number.

10107157863 is a deficient number, since it is larger than the sum of its proper divisors (5384166297).

10107157863 is a wasteful number, since it uses less digits than its factorization.

10107157863 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16959.

The product of its (nonzero) digits is 35280, while the sum is 39.

The spelling of 10107157863 in words is "ten billion, one hundred seven million, one hundred fifty-seven thousand, eight hundred sixty-three".

Divisors: 1 3 11 19 33 57 209 627 1013 3039 11143 15913 19247 33429 47739 57741 175043 211717 302347 525129 635151 907041 3325817 9977451 16119869 48359607 177318559 306277511 531955677 918832533 3369052621 10107157863