Search a number
-
+
56120151 = 359317063
BaseRepresentation
bin1101011000010…
…1001101010111
310220121012101010
43112011031113
5103331321101
65322503303
71251004413
oct326051527
9126535333
1056120151
112975099a
1216964b33
13b81bcb9
14764bd43
154dd82d6
hex3585357

56120151 has 8 divisors (see below), whose sum is σ = 76095360. Its totient is φ = 36779192.

The previous prime is 56120131. The next prime is 56120159. The reversal of 56120151 is 15102165.

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 56120151 - 26 = 56120087 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56120159) 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, 158355 + ... + 158708.

It is an arithmetic number, because the mean of its divisors is an integer number (9511920).

Almost surely, 256120151 is an apocalyptic number.

56120151 is a deficient number, since it is larger than the sum of its proper divisors (19975209).

56120151 is a wasteful number, since it uses less digits than its factorization.

56120151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 317125.

The product of its (nonzero) digits is 300, while the sum is 21.

The square root of 56120151 is about 7491.3383984439. The cubic root of 56120151 is about 382.8596608542.

The spelling of 56120151 in words is "fifty-six million, one hundred twenty thousand, one hundred fifty-one".

Divisors: 1 3 59 177 317063 951189 18706717 56120151