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10131102308 = 222532775577
BaseRepresentation
bin10010110111101110…
…00101101001100100
3222011001110022200102
421123313011221210
5131222030233213
64353144403232
7506025643265
oct113367055144
928131408612
1010131102308
11432981a128
121b68a76518
13c55c008c2
146c172c96c
153e4658158
hex25bdc5a64

10131102308 has 6 divisors (see below), whose sum is σ = 17729429046. Its totient is φ = 5065551152.

The previous prime is 10131102301. The next prime is 10131102367. The reversal of 10131102308 is 80320113101.

It can be written as a sum of positive squares in only one way, i.e., 7990929664 + 2140172644 = 89392^2 + 46262^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 10131102308.

It is not an unprimeable number, because it can be changed into a prime (10131102301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1266387785 + ... + 1266387792.

It is an arithmetic number, because the mean of its divisors is an integer number (2954904841).

Almost surely, 210131102308 is an apocalyptic number.

It is an amenable number.

10131102308 is a deficient number, since it is larger than the sum of its proper divisors (7598326738).

10131102308 is a wasteful number, since it uses less digits than its factorization.

10131102308 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2532775581 (or 2532775579 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 20.

Adding to 10131102308 its reverse (80320113101), we get a palindrome (90451215409).

The spelling of 10131102308 in words is "ten billion, one hundred thirty-one million, one hundred two thousand, three hundred eight".

Divisors: 1 2 4 2532775577 5065551154 10131102308