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230652661 = 5316326699
BaseRepresentation
bin11011011111101…
…11101011110101
3121002000100222011
431233313223311
5433021341121
634515404221
75500341511
oct1557675365
9532010864
10230652661
11109219838
12652b3671
1338a2a385
14228c1141
15153b17e1
hexdbf7af5

230652661 has 8 divisors (see below), whose sum is σ = 236455200. Its totient is φ = 224903952.

The previous prime is 230652623. The next prime is 230652677. The reversal of 230652661 is 166256032.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 230652661 - 211 = 230650613 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 (230652161) 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, 4711 + ... + 21988.

It is an arithmetic number, because the mean of its divisors is an integer number (29556900).

Almost surely, 2230652661 is an apocalyptic number.

It is an amenable number.

230652661 is a deficient number, since it is larger than the sum of its proper divisors (5802539).

230652661 is a wasteful number, since it uses less digits than its factorization.

230652661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26915.

The product of its (nonzero) digits is 12960, while the sum is 31.

The square root of 230652661 is about 15187.2532407937. The cubic root of 230652661 is about 613.2715572297.

The spelling of 230652661 in words is "two hundred thirty million, six hundred fifty-two thousand, six hundred sixty-one".

Divisors: 1 53 163 8639 26699 1415047 4351937 230652661