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230547460 = 225111380611
BaseRepresentation
bin11011011110111…
…10000000000100
3121001211000122211
431233132000010
5433010004320
634513233204
75466423013
oct1557360004
9531730584
10230547460
111091577a0
1265262804
13389c1520
1422894a7a
151539055a
hexdbde004

230547460 has 48 divisors (see below), whose sum is σ = 568798272. Its totient is φ = 77385600.

The previous prime is 230547433. The next prime is 230547479. The reversal of 230547460 is 64745032.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37446 + ... + 43165.

It is an arithmetic number, because the mean of its divisors is an integer number (11849964).

Almost surely, 2230547460 is an apocalyptic number.

230547460 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

230547460 is an abundant number, since it is smaller than the sum of its proper divisors (338250812).

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

230547460 is a wasteful number, since it uses less digits than its factorization.

230547460 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80644 (or 80642 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 31.

The square root of 230547460 is about 15183.7893821009. The cubic root of 230547460 is about 613.1783050470.

The spelling of 230547460 in words is "two hundred thirty million, five hundred forty-seven thousand, four hundred sixty".

Divisors: 1 2 4 5 10 11 13 20 22 26 44 52 55 65 110 130 143 220 260 286 572 715 1430 2860 80611 161222 322444 403055 806110 886721 1047943 1612220 1773442 2095886 3546884 4191772 4433605 5239715 8867210 10479430 11527373 17734420 20958860 23054746 46109492 57636865 115273730 230547460