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230946570 = 23252566073
BaseRepresentation
bin11011100001111…
…11011100001010
3121002120022010200
431300333130022
5433110242240
634525553030
75503004421
oct1560773412
9532508120
10230946570
111093aa638
1265415776
1338b0109a
142295a2b8
151541d930
hexdc3f70a

230946570 has 24 divisors (see below), whose sum is σ = 600461316. Its totient is φ = 61585728.

The previous prime is 230946533. The next prime is 230946589. The reversal of 230946570 is 75649032.

It can be written as a sum of positive squares in 2 ways, for example, as 209351961 + 21594609 = 14469^2 + 4647^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1282947 + ... + 1283126.

Almost surely, 2230946570 is an apocalyptic number.

230946570 is an abundant number, since it is smaller than the sum of its proper divisors (369514746).

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

230946570 is a wasteful number, since it uses less digits than its factorization.

230946570 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2566086 (or 2566083 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 36.

The square root of 230946570 is about 15196.9263339664. The cubic root of 230946570 is about 613.5319336243.

The spelling of 230946570 in words is "two hundred thirty million, nine hundred forty-six thousand, five hundred seventy".

Divisors: 1 2 3 5 6 9 10 15 18 30 45 90 2566073 5132146 7698219 12830365 15396438 23094657 25660730 38491095 46189314 76982190 115473285 230946570