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230152055 = 5745714389
BaseRepresentation
bin11011011011111…
…01011101110111
3121001001221021012
431231331131313
5432404331210
634500542435
75463155150
oct1555753567
9531057235
10230152055
11108a07711
12650b1a1b
13388b3563
14227d0927
1515313305
hexdb7d777

230152055 has 16 divisors (see below), whose sum is σ = 316349760. Its totient is φ = 157462272.

The previous prime is 230152051. The next prime is 230152063. The reversal of 230152055 is 550251032.

It is a cyclic number.

It is not a de Polignac number, because 230152055 - 22 = 230152051 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 230152055.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230152051) 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, 8801 + ... + 23189.

It is an arithmetic number, because the mean of its divisors is an integer number (19771860).

Almost surely, 2230152055 is an apocalyptic number.

230152055 is a deficient number, since it is larger than the sum of its proper divisors (86197705).

230152055 is a wasteful number, since it uses less digits than its factorization.

230152055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14858.

The product of its (nonzero) digits is 1500, while the sum is 23.

The square root of 230152055 is about 15170.7631647192. The cubic root of 230152055 is about 612.8275565744.

The spelling of 230152055 in words is "two hundred thirty million, one hundred fifty-two thousand, fifty-five".

Divisors: 1 5 7 35 457 2285 3199 14389 15995 71945 100723 503615 6575773 32878865 46030411 230152055