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232887061 = 1121171551
BaseRepresentation
bin11011110000110…
…01001100010101
3121020012212222201
431320121030111
5434104341221
635035324501
75525336011
oct1570311425
9536185881
10232887061
1110a505550
1265bb0731
13393303c4
1422d03541
15156a3891
hexde19315

232887061 has 4 divisors (see below), whose sum is σ = 254058624. Its totient is φ = 211715500.

The previous prime is 232887043. The next prime is 232887071. The reversal of 232887061 is 160788232.

232887061 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 232887061 - 211 = 232885013 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 232887061.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (232887041) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10585765 + ... + 10585786.

It is an arithmetic number, because the mean of its divisors is an integer number (63514656).

Almost surely, 2232887061 is an apocalyptic number.

It is an amenable number.

232887061 is a deficient number, since it is larger than the sum of its proper divisors (21171563).

232887061 is a wasteful number, since it uses less digits than its factorization.

232887061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21171562.

The product of its (nonzero) digits is 32256, while the sum is 37.

The square root of 232887061 is about 15260.6376341226. The cubic root of 232887061 is about 615.2455106325.

The spelling of 232887061 in words is "two hundred thirty-two million, eight hundred eighty-seven thousand, sixty-one".

Divisors: 1 11 21171551 232887061