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230293032 = 23337259339
BaseRepresentation
bin11011011100111…
…11111000101000
3121001100002122120
431232133320220
5432423334112
634503551240
75464313154
oct1556377050
9531302576
10230293032
11108aa3622
126515b520
1338932788
142282a064
151533ee8c
hexdb9fe28

230293032 has 32 divisors (see below), whose sum is σ = 591295200. Its totient is φ = 74689344.

The previous prime is 230293013. The next prime is 230293039. The reversal of 230293032 is 230392032.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a junction number, because it is equal to n+sod(n) for n = 230292993 and 230293011.

It is not an unprimeable number, because it can be changed into a prime (230293039) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 128782 + ... + 130557.

It is an arithmetic number, because the mean of its divisors is an integer number (18477975).

Almost surely, 2230293032 is an apocalyptic number.

It is an amenable number.

230293032 is an abundant number, since it is smaller than the sum of its proper divisors (361002168).

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

230293032 is a wasteful number, since it uses less digits than its factorization.

230293032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 259385 (or 259381 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 24.

The square root of 230293032 is about 15175.4087918580. The cubic root of 230293032 is about 612.9526578637.

The spelling of 230293032 in words is "two hundred thirty million, two hundred ninety-three thousand, thirty-two".

Divisors: 1 2 3 4 6 8 12 24 37 74 111 148 222 296 444 888 259339 518678 778017 1037356 1556034 2074712 3112068 6224136 9595543 19191086 28786629 38382172 57573258 76764344 115146516 230293032