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230332430031020 = 225471321185491673
BaseRepresentation
bin110100010111110001110010…
…101011000001100010101100
31010012112120021002002010001122
4310113301302223001202230
5220142231304041443040
62133513131350000112
766341653223446652
oct6427616253014254
91105476232063048
10230332430031020
1167433486aa8a29
12219bbb74946038
139b6a3411938a5
1440c4213196dd2
151b9671d65a1b5
hexd17c72ac18ac

230332430031020 has 48 divisors (see below), whose sum is σ = 494363505944448. Its totient is φ = 90104434590720.

The previous prime is 230332430030999. The next prime is 230332430031031. The reversal of 230332430031020 is 20130034233032.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 91504097 + ... + 93987576.

It is an arithmetic number, because the mean of its divisors is an integer number (10299239707176).

Almost surely, 2230332430031020 is an apocalyptic number.

230332430031020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

230332430031020 is an abundant number, since it is smaller than the sum of its proper divisors (264031075913428).

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

230332430031020 is a wasteful number, since it uses less digits than its factorization.

230332430031020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 185493050 (or 185493048 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 26.

Adding to 230332430031020 its reverse (20130034233032), we get a palindrome (250462464264052).

The spelling of 230332430031020 in words is "two hundred thirty trillion, three hundred thirty-two billion, four hundred thirty million, thirty-one thousand, twenty".

Divisors: 1 2 4 5 10 20 47 94 188 235 470 940 1321 2642 5284 6605 13210 26420 62087 124174 248348 310435 620870 1241740 185491673 370983346 741966692 927458365 1854916730 3709833460 8718108631 17436217262 34872434524 43590543155 87181086310 174362172620 245034500033 490069000066 980138000132 1225172500165 2450345000330 4900690000660 11516621501551 23033243003102 46066486006204 57583107507755 115166215015510 230332430031020