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23024232231 = 3711213719817
BaseRepresentation
bin10101011100010110…
…011110011100100111
32012102121011011221220
4111130112132130213
5334123200412411
614324401111423
71443363513330
oct253426363447
965377134856
1023024232231
119845640500
124566928573
13222c0c4a70
141185bd9287
158eb4e9b06
hex55c59e727

23024232231 has 96 divisors (see below), whose sum is σ = 42119691264. Its totient is φ = 10883980800.

The previous prime is 23024232221. The next prime is 23024232233. The reversal of 23024232231 is 13223242032.

It is not a de Polignac number, because 23024232231 - 211 = 23024230183 is a prime.

It is a super-2 number, since 2×230242322312 (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23024232233) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 2340435 + ... + 2350251.

It is an arithmetic number, because the mean of its divisors is an integer number (438746784).

Almost surely, 223024232231 is an apocalyptic number.

23024232231 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

23024232231 is a deficient number, since it is larger than the sum of its proper divisors (19095459033).

23024232231 is a wasteful number, since it uses less digits than its factorization.

23024232231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9933 (or 9922 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 24.

Adding to 23024232231 its reverse (13223242032), we get a palindrome (36247474263).

It can be divided in two parts, 23024 and 232231, that added together give a triangular number (255255 = T714).

The spelling of 23024232231 in words is "twenty-three billion, twenty-four million, two hundred thirty-two thousand, two hundred thirty-one".

Divisors: 1 3 7 11 13 21 33 39 71 77 91 121 143 213 231 273 363 429 497 781 847 923 1001 1491 1573 2343 2541 2769 3003 4719 5467 6461 8591 9817 10153 11011 16401 19383 25773 29451 30459 33033 60137 68719 71071 107987 111683 127621 180411 206157 213213 323961 335049 382863 697007 755909 781781 893347 1187857 1403831 2091021 2267727 2345343 2680041 3563571 4211493 4879049 7667077 8314999 9061091 9826817 14637147 15442141 23001231 24944997 27183273 29480451 46326423 53669539 63427637 84337847 99672001 108094987 161008617 190282911 253013541 299016003 324284961 590364929 697704007 1096392011 1771094787 2093112021 3289176033 7674744077 23024232231