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102323130404 = 221119719170231
BaseRepresentation
bin101111101001011101…
…1110001000000100100
3100210010002000121001112
41133102323301000210
53134024210133104
6115001231444152
710251443154305
oct1372273610044
9323102017045
10102323130404
113a438815390
12179b7986658
139858bc2b11
144d497d07ac
1529dd17986e
hex17d2ef1024

102323130404 has 48 divisors (see below), whose sum is σ = 205912627200. Its totient is φ = 44001050400.

The previous prime is 102323130383. The next prime is 102323130409. The reversal of 102323130404 is 404031323201.

It is a self number, because there is not a number n which added to its sum of digits gives 102323130404.

It is not an unprimeable number, because it can be changed into a prime (102323130409) 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, 515969 + ... + 686199.

It is an arithmetic number, because the mean of its divisors is an integer number (4289846400).

Almost surely, 2102323130404 is an apocalyptic number.

It is an amenable number.

102323130404 is an abundant number, since it is smaller than the sum of its proper divisors (103589496796).

102323130404 is a wasteful number, since it uses less digits than its factorization.

102323130404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 170984 (or 170982 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 102323130404 its reverse (404031323201), we get a palindrome (506354453605).

The spelling of 102323130404 in words is "one hundred two billion, three hundred twenty-three million, one hundred thirty thousand, four hundred four".

Divisors: 1 2 4 11 19 22 38 44 76 209 418 719 836 1438 2876 7909 13661 15818 27322 31636 54644 150271 170231 300542 340462 601084 680924 1872541 3234389 3745082 6468778 7490164 12937556 35578279 71156558 122396089 142313116 244792178 489584356 1346356979 2325525691 2692713958 4651051382 5385427916 9302102764 25580782601 51161565202 102323130404