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230170370 = 25191211423
BaseRepresentation
bin11011011100000…
…01111100000010
3121001002212101112
431232001330002
5432410422440
634501203322
75463262433
oct1556017402
9531085345
10230170370
11108a1a451
1265100542
13388bb9b1
14227d748a
1515318965
hexdb81f02

230170370 has 16 divisors (see below), whose sum is σ = 436112640. Its totient is φ = 87222384.

The previous prime is 230170363. The next prime is 230170373. The reversal of 230170370 is 73071032.

It is not an unprimeable number, because it can be changed into a prime (230170373) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 605522 + ... + 605901.

It is an arithmetic number, because the mean of its divisors is an integer number (27257040).

Almost surely, 2230170370 is an apocalyptic number.

230170370 is a deficient number, since it is larger than the sum of its proper divisors (205942270).

230170370 is a wasteful number, since it uses less digits than its factorization.

230170370 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1211449.

The product of its (nonzero) digits is 882, while the sum is 23.

The square root of 230170370 is about 15171.3667808804. The cubic root of 230170370 is about 612.8438119713.

The spelling of 230170370 in words is "two hundred thirty million, one hundred seventy thousand, three hundred seventy".

Divisors: 1 2 5 10 19 38 95 190 1211423 2422846 6057115 12114230 23017037 46034074 115085185 230170370