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230055045 = 35111394273
BaseRepresentation
bin11011011011001…
…01110010000101
3121000220000012020
431231211302011
5432343230140
634454513353
75462302263
oct1555456205
9530800166
10230055045
11108950840
1265065859
133887b35c
14227a7433
15152e46d0
hexdb65c85

230055045 has 16 divisors (see below), whose sum is σ = 401550912. Its totient is φ = 111541760.

The previous prime is 230055041. The next prime is 230055071. The reversal of 230055045 is 540550032.

It is not a de Polignac number, because 230055045 - 22 = 230055041 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230055041) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 696972 + ... + 697301.

It is an arithmetic number, because the mean of its divisors is an integer number (25096932).

Almost surely, 2230055045 is an apocalyptic number.

It is an amenable number.

230055045 is a deficient number, since it is larger than the sum of its proper divisors (171495867).

230055045 is a wasteful number, since it uses less digits than its factorization.

230055045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1394292.

The product of its (nonzero) digits is 3000, while the sum is 24.

The square root of 230055045 is about 15167.5655594430. The cubic root of 230055045 is about 612.7414413957.

The spelling of 230055045 in words is "two hundred thirty million, fifty-five thousand, forty-five".

Divisors: 1 3 5 11 15 33 55 165 1394273 4182819 6971365 15337003 20914095 46011009 76685015 230055045