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230308044 = 223171959419
BaseRepresentation
bin11011011101000…
…11100011001100
3121001100212020120
431232203203030
5432424324134
634504144540
75464405011
oct1556434314
9531325216
10230308044
1110900392a
1265168150
1338939565
1422831708
1515344649
hexdba38cc

230308044 has 48 divisors (see below), whose sum is σ = 598953600. Its totient is φ = 68449536.

The previous prime is 230308033. The next prime is 230308081. The reversal of 230308044 is 440803032.

It is a super-2 number, since 2×2303080442 = 106083590262211872, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25834 + ... + 33585.

It is an arithmetic number, because the mean of its divisors is an integer number (12478200).

Almost surely, 2230308044 is an apocalyptic number.

It is an amenable number.

230308044 is an abundant number, since it is smaller than the sum of its proper divisors (368645556).

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

230308044 is a wasteful number, since it uses less digits than its factorization.

230308044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59462 (or 59460 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

The square root of 230308044 is about 15175.9033997980. The cubic root of 230308044 is about 612.9659763234.

The spelling of 230308044 in words is "two hundred thirty million, three hundred eight thousand, forty-four".

Divisors: 1 2 3 4 6 12 17 19 34 38 51 57 68 76 102 114 204 228 323 646 969 1292 1938 3876 59419 118838 178257 237676 356514 713028 1010123 1128961 2020246 2257922 3030369 3386883 4040492 4515844 6060738 6773766 12121476 13547532 19192337 38384674 57577011 76769348 115154022 230308044