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233137068 = 223191022531
BaseRepresentation
bin11011110010101…
…10001110101100
3121020200120221020
431321112032230
5434140341233
635044534140
75530426623
oct1571261654
9536616836
10233137068
1110a66636a
12660b1350
13393ba138
1422d6a6ba
15157029b3
hexde563ac

233137068 has 24 divisors (see below), whose sum is σ = 572617920. Its totient is φ = 73622160.

The previous prime is 233137033. The next prime is 233137097. The reversal of 233137068 is 860731332.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 511038 + ... + 511493.

It is an arithmetic number, because the mean of its divisors is an integer number (23859080).

Almost surely, 2233137068 is an apocalyptic number.

It is an amenable number.

233137068 is an abundant number, since it is smaller than the sum of its proper divisors (339480852).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

233137068 is a wasteful number, since it uses less digits than its factorization.

233137068 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1022557 (or 1022555 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 33.

The square root of 233137068 is about 15268.8266739786. The cubic root of 233137068 is about 615.4655896636.

It can be divided in two parts, 23313 and 7068, that added together give a triangular number (30381 = T246).

The spelling of 233137068 in words is "two hundred thirty-three million, one hundred thirty-seven thousand, sixty-eight".

Divisors: 1 2 3 4 6 12 19 38 57 76 114 228 1022531 2045062 3067593 4090124 6135186 12270372 19428089 38856178 58284267 77712356 116568534 233137068