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230155522 = 2434756941
BaseRepresentation
bin11011011011111…
…10010100000010
3121001002010000121
431231332110002
5432404434042
634501010454
75463201232
oct1555762402
9531063017
10230155522
11108a0a283
12650b3a2a
13388b4ccc
14227d1cc2
1515314367
hexdb7e502

230155522 has 16 divisors (see below), whose sum is σ = 360784512. Its totient is φ = 110008080.

The previous prime is 230155507. The next prime is 230155529. The reversal of 230155522 is 225551032.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (230155529) 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, 24429 + ... + 32512.

It is an arithmetic number, because the mean of its divisors is an integer number (22549032).

Almost surely, 2230155522 is an apocalyptic number.

230155522 is a deficient number, since it is larger than the sum of its proper divisors (130628990).

230155522 is a wasteful number, since it uses less digits than its factorization.

230155522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57033.

The product of its (nonzero) digits is 3000, while the sum is 25.

The square root of 230155522 is about 15170.8774301291. The cubic root of 230155522 is about 612.8306337611.

The spelling of 230155522 in words is "two hundred thirty million, one hundred fifty-five thousand, five hundred twenty-two".

Divisors: 1 2 43 47 86 94 2021 4042 56941 113882 2448463 2676227 4896926 5352454 115077761 230155522