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230954620 = 22513888287
BaseRepresentation
bin11011100010000…
…01011001111100
3121002120201011211
431301001121330
5433111021440
634530054204
75503040041
oct1561013174
9532521154
10230954620
11109405696
126541a364
1338b04950
142295d1c8
1515420eea
hexdc4167c

230954620 has 24 divisors (see below), whose sum is σ = 522313344. Its totient is φ = 85275456.

The previous prime is 230954609. The next prime is 230954627. The reversal of 230954620 is 26459032.

230954620 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230954627) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 443884 + ... + 444403.

It is an arithmetic number, because the mean of its divisors is an integer number (21763056).

Almost surely, 2230954620 is an apocalyptic number.

230954620 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

230954620 is an abundant number, since it is smaller than the sum of its proper divisors (291358724).

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

230954620 is a wasteful number, since it uses less digits than its factorization.

230954620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 888309 (or 888307 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 31.

The square root of 230954620 is about 15197.1911878478. The cubic root of 230954620 is about 613.5390620764.

The spelling of 230954620 in words is "two hundred thirty million, nine hundred fifty-four thousand, six hundred twenty".

Divisors: 1 2 4 5 10 13 20 26 52 65 130 260 888287 1776574 3553148 4441435 8882870 11547731 17765740 23095462 46190924 57738655 115477310 230954620