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23012134044 = 2234371797951
BaseRepresentation
bin10101011011101000…
…010100110010011100
32012101202101112100220
4111123220110302130
5334112101242134
614323245521340
71443155624544
oct253350246234
965352345326
1023012134044
1198398279a9
124562873250
13222974a183
14118436a324
158ea40a149
hex55ba14c9c

23012134044 has 96 divisors (see below), whose sum is σ = 56429936640. Its totient is φ = 7292376000.

The previous prime is 23012134037. The next prime is 23012134063. The reversal of 23012134044 is 44043121032.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2890269 + ... + 2898219.

It is an arithmetic number, because the mean of its divisors is an integer number (587811840).

Almost surely, 223012134044 is an apocalyptic number.

It is an amenable number.

23012134044 is an abundant number, since it is smaller than the sum of its proper divisors (33417802596).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23012134044 is a wasteful number, since it uses less digits than its factorization.

23012134044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8151 (or 8149 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 23012134044 its reverse (44043121032), we get a palindrome (67055255076).

The spelling of 23012134044 in words is "twenty-three billion, twelve million, one hundred thirty-four thousand, forty-four".

Divisors: 1 2 3 4 6 12 43 71 79 86 129 142 158 172 213 237 258 284 316 426 474 516 852 948 3053 3397 5609 6106 6794 7951 9159 10191 11218 12212 13588 15902 16827 18318 20382 22436 23853 31804 33654 36636 40764 47706 67308 95412 241187 341893 482374 564521 628129 683786 723561 964748 1025679 1129042 1256258 1367572 1447122 1693563 1884387 2051358 2258084 2512516 2894244 3387126 3768774 4102716 6774252 7537548 24274403 27009547 44597159 48548806 54019094 72823209 81028641 89194318 97097612 108038188 133791477 145646418 162057282 178388636 267582954 291292836 324114564 535165908 1917677837 3835355674 5753033511 7670711348 11506067022 23012134044