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23255414130 = 2351372782021
BaseRepresentation
bin10101101010001000…
…010111010101110010
32020000201011102220110
4111222020113111302
5340111341223010
614403340122150
71452201521124
oct255210272562
966021142813
1023255414130
119954090923
124610236356
132267c78ca0
1411a87b7214
15911963120
hex56a217572

23255414130 has 64 divisors (see below), whose sum is σ = 60189712128. Its totient is φ = 5716465920.

The previous prime is 23255414123. The next prime is 23255414153. The reversal of 23255414130 is 3141455232.

It is a Harshad number since it is a multiple of its sum of digits (30).

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, 242520 + ... + 324540.

It is an arithmetic number, because the mean of its divisors is an integer number (940464252).

Almost surely, 223255414130 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 23255414130, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (30094856064).

23255414130 is an abundant number, since it is smaller than the sum of its proper divisors (36934297998).

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

23255414130 is a wasteful number, since it uses less digits than its factorization.

23255414130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82771.

The product of its (nonzero) digits is 14400, while the sum is 30.

Adding to 23255414130 its reverse (3141455232), we get a palindrome (26396869362).

The spelling of 23255414130 in words is "twenty-three billion, two hundred fifty-five million, four hundred fourteen thousand, one hundred thirty".

Divisors: 1 2 3 5 6 10 13 15 26 30 39 65 78 130 195 390 727 1454 2181 3635 4362 7270 9451 10905 18902 21810 28353 47255 56706 82021 94510 141765 164042 246063 283530 410105 492126 820210 1066273 1230315 2132546 2460630 3198819 5331365 6397638 10662730 15994095 31988190 59629267 119258534 178887801 298146335 357775602 596292670 775180471 894439005 1550360942 1788878010 2325541413 3875902355 4651082826 7751804710 11627707065 23255414130