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230370153 = 3132454379
BaseRepresentation
bin11011011101100…
…10101101101001
3121001111000102220
431232302231221
5432433321103
634505344253
75465054046
oct1556625551
9531430386
10230370153
11109046562
1265198089
133895b900
142284a1cd
1515357c53
hexdbb2b69

230370153 has 12 divisors (see below), whose sum is σ = 332606160. Its totient is φ = 141765936.

The previous prime is 230370149. The next prime is 230370199. The reversal of 230370153 is 351073032.

It is not a de Polignac number, because 230370153 - 22 = 230370149 is a prime.

It is not an unprimeable number, because it can be changed into a prime (230370143) 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 11 ways as a sum of consecutive naturals, for example, 226683 + ... + 227696.

It is an arithmetic number, because the mean of its divisors is an integer number (27717180).

Almost surely, 2230370153 is an apocalyptic number.

It is an amenable number.

230370153 is a deficient number, since it is larger than the sum of its proper divisors (102236007).

230370153 is a wasteful number, since it uses less digits than its factorization.

230370153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 454408 (or 454395 counting only the distinct ones).

The product of its (nonzero) digits is 1890, while the sum is 24.

The square root of 230370153 is about 15177.9495650763. The cubic root of 230370153 is about 613.0210725059.

The spelling of 230370153 in words is "two hundred thirty million, three hundred seventy thousand, one hundred fifty-three".

Divisors: 1 3 13 39 169 507 454379 1363137 5906927 17720781 76790051 230370153