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230595620 = 22533734213
BaseRepresentation
bin11011011111010…
…01110000100100
3121001220110201112
431233221300210
5433013024440
634514244152
75500013303
oct1557516044
9531813645
10230595620
1110918a9a2
1265286658
1338a0a418
14228a843a
151539e965
hexdbe9c24

230595620 has 24 divisors (see below), whose sum is σ = 485701944. Its totient is φ = 91961856.

The previous prime is 230595613. The next prime is 230595623. The reversal of 230595620 is 26595032.

It can be written as a sum of positive squares in 4 ways, for example, as 37552384 + 193043236 = 6128^2 + 13894^2 .

It is not an unprimeable number, because it can be changed into a prime (230595623) 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, 10367 + ... + 23846.

It is an arithmetic number, because the mean of its divisors is an integer number (20237581).

Almost surely, 2230595620 is an apocalyptic number.

230595620 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

230595620 is an abundant number, since it is smaller than the sum of its proper divisors (255106324).

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

230595620 is a wasteful number, since it uses less digits than its factorization.

230595620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34559 (or 34557 counting only the distinct ones).

The product of its (nonzero) digits is 16200, while the sum is 32.

The square root of 230595620 is about 15185.3752011598. The cubic root of 230595620 is about 613.2209985140.

The spelling of 230595620 in words is "two hundred thirty million, five hundred ninety-five thousand, six hundred twenty".

Divisors: 1 2 4 5 10 20 337 674 1348 1685 3370 6740 34213 68426 136852 171065 342130 684260 11529781 23059562 46119124 57648905 115297810 230595620