Search a number
-
+
56312148 = 22379191311
BaseRepresentation
bin1101011011010…
…0000101010100
310220221221202010
43112310011110
5103403442043
65330544220
71252434234
oct326640524
9126857663
1056312148
1129872172
1216a38070
13b8884c9
14769bcc4
154e25133
hex35b4154

56312148 has 48 divisors (see below), whose sum is σ = 134184960. Its totient is φ = 18376800.

The previous prime is 56312141. The next prime is 56312167. The reversal of 56312148 is 84121365.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56312141) 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, 180913 + ... + 181223.

It is an arithmetic number, because the mean of its divisors is an integer number (2795520).

Almost surely, 256312148 is an apocalyptic number.

It is an amenable number.

56312148 is an abundant number, since it is smaller than the sum of its proper divisors (77872812).

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

56312148 is a wasteful number, since it uses less digits than its factorization.

56312148 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 588 (or 586 counting only the distinct ones).

The product of its digits is 5760, while the sum is 30.

The square root of 56312148 is about 7504.1420562247. The cubic root of 56312148 is about 383.2957741819.

The spelling of 56312148 in words is "fifty-six million, three hundred twelve thousand, one hundred forty-eight".

Divisors: 1 2 3 4 6 12 79 158 191 237 311 316 382 474 573 622 764 933 948 1146 1244 1866 2292 3732 15089 24569 30178 45267 49138 59401 60356 73707 90534 98276 118802 147414 178203 181068 237604 294828 356406 712812 4692679 9385358 14078037 18770716 28156074 56312148