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230676655 = 51117246713
BaseRepresentation
bin11011011111111…
…01100010101111
3121002001120212211
431233331202233
5433023123110
634520111251
75500501456
oct1557754257
9532046784
10230676655
11109235870
1265305527
1338a38281
14228c9b9d
15153b898a
hexdbfd8af

230676655 has 16 divisors (see below), whose sum is σ = 319741344. Its totient is φ = 157895680.

The previous prime is 230676653. The next prime is 230676659. The reversal of 230676655 is 556676032.

It is not a de Polignac number, because 230676655 - 21 = 230676653 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230676653) 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, 122422 + ... + 124291.

It is an arithmetic number, because the mean of its divisors is an integer number (19983834).

Almost surely, 2230676655 is an apocalyptic number.

230676655 is a deficient number, since it is larger than the sum of its proper divisors (89064689).

230676655 is a wasteful number, since it uses less digits than its factorization.

230676655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 246746.

The product of its (nonzero) digits is 226800, while the sum is 40.

The square root of 230676655 is about 15188.0431590116. The cubic root of 230676655 is about 613.2928220000.

It can be divided in two parts, 2306 and 76655, that added together give a square (78961 = 2812).

The spelling of 230676655 in words is "two hundred thirty million, six hundred seventy-six thousand, six hundred fifty-five".

Divisors: 1 5 11 17 55 85 187 935 246713 1233565 2713843 4194121 13569215 20970605 46135331 230676655