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23142041412 = 22372915496133
BaseRepresentation
bin10101100011010111…
…111000011101000100
32012201210211111202220
4111203113320131010
5334343330311122
614344210132340
71446324051330
oct254327703504
965653744686
1023142041412
1198a6096266
12459a2810b0
13224a632739
1411977047c0
15906a1b25c
hex5635f8744

23142041412 has 96 divisors (see below), whose sum is σ = 63891744000. Its totient is φ = 6378849792.

The previous prime is 23142041411. The next prime is 23142041471. The reversal of 23142041412 is 21414024132.

It is not an unprimeable number, because it can be changed into a prime (23142041411) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3770298 + ... + 3776430.

It is an arithmetic number, because the mean of its divisors is an integer number (665539000).

Almost surely, 223142041412 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 23142041412, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (31945872000).

23142041412 is an abundant number, since it is smaller than the sum of its proper divisors (40749702588).

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

23142041412 is a wasteful number, since it uses less digits than its factorization.

23142041412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7725 (or 7723 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 23142041412 its reverse (21414024132), we get a palindrome (44556065544).

The spelling of 23142041412 in words is "twenty-three billion, one hundred forty-two million, forty-one thousand, four hundred twelve".

Divisors: 1 2 3 4 6 7 12 14 21 28 29 42 58 84 87 116 174 203 348 406 609 812 1218 1549 2436 3098 4647 6133 6196 9294 10843 12266 18399 18588 21686 24532 32529 36798 42931 43372 44921 65058 73596 85862 89842 128793 130116 134763 171724 177857 179684 257586 269526 314447 355714 515172 533571 539052 628894 711428 943341 1067142 1244999 1257788 1886682 2134284 2489998 3734997 3773364 4979996 7469994 9500017 14939988 19000034 28500051 38000068 57000102 66500119 114000204 133000238 199500357 266000476 275500493 399000714 551000986 798001428 826501479 1102001972 1653002958 1928503451 3306005916 3857006902 5785510353 7714013804 11571020706 23142041412