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23100133003231 = 61716418320861
BaseRepresentation
bin1010100000010011010110…
…01110001100111111011111
310000210100110222122101111011
411100021223032030333133
511011433033022100411
6121044015443240051
74602633554534014
oct520115316147737
9100710428571434
1023100133003231
1173a6790952139
122710b63979027
13cb7444050abb
1459c0a3b1770b
152a0d4a337c21
hex15026b38cfdf

23100133003231 has 16 divisors (see below), whose sum is σ = 23846658555456. Its totient is φ = 22366471680000.

The previous prime is 23100133003187. The next prime is 23100133003243. The reversal of 23100133003231 is 13230033100132.

It is a cyclic number.

It is not a de Polignac number, because 23100133003231 - 227 = 23099998785503 is a prime.

It is a super-4 number, since 4×231001330032314 (a number of 55 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23100103003231) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1384260 + ... + 6936601.

It is an arithmetic number, because the mean of its divisors is an integer number (1490416159716).

Almost surely, 223100133003231 is an apocalyptic number.

23100133003231 is a deficient number, since it is larger than the sum of its proper divisors (746525552225).

23100133003231 is an equidigital number, since it uses as much as digits as its factorization.

23100133003231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8321634.

The product of its (nonzero) digits is 972, while the sum is 22.

Adding to 23100133003231 its reverse (13230033100132), we get a palindrome (36330166103363).

The spelling of 23100133003231 in words is "twenty-three trillion, one hundred billion, one hundred thirty-three million, three thousand, two hundred thirty-one".

Divisors: 1 61 71 641 4331 39101 45511 2776171 8320861 507572521 590781131 5333671901 36037648991 325353985961 378690704971 23100133003231