Search a number
-
+
10307153231 = 192231241377
BaseRepresentation
bin10011001100101101…
…01010110101001111
3222121022201122010222
421212112222311033
5132102112400411
64422434021555
7513264233264
oct114626526517
928538648128
1010307153231
11440a134861
121bb7a178bb
13c8352114b
146dac7926b
15404d314db
hex2665aad4f

10307153231 has 12 divisors (see below), whose sum is σ = 11351160432. Its totient is φ = 9340113024.

The previous prime is 10307153201. The next prime is 10307153237. The reversal of 10307153231 is 13235170301.

It is a de Polignac number, because none of the positive numbers 2k-10307153231 is a prime.

It is a super-2 number, since 2×103071532312 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 10307153231.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10307153237) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 612386 + ... + 628991.

It is an arithmetic number, because the mean of its divisors is an integer number (945930036).

Almost surely, 210307153231 is an apocalyptic number.

10307153231 is a deficient number, since it is larger than the sum of its proper divisors (1044007201).

10307153231 is a wasteful number, since it uses less digits than its factorization.

10307153231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1241438 (or 1241419 counting only the distinct ones).

The product of its (nonzero) digits is 1890, while the sum is 26.

The spelling of 10307153231 in words is "ten billion, three hundred seven million, one hundred fifty-three thousand, two hundred thirty-one".

Divisors: 1 19 23 361 437 8303 1241377 23586163 28551671 448137097 542481749 10307153231