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56120461 = 433733499
BaseRepresentation
bin1101011000010…
…1010010001101
310220121012210121
43112011102031
5103331323321
65322504541
71251005335
oct326052215
9126535717
1056120461
1129751151
1216965151
13b81c197
14764c0c5
154dd8441
hex358548d

56120461 has 8 divisors (see below), whose sum is σ = 57596000. Its totient is φ = 54652752.

The previous prime is 56120413. The next prime is 56120479. The reversal of 56120461 is 16402165.

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 56120461 - 215 = 56087693 is a prime.

It is a super-2 number, since 2×561204612 = 6299012285705042, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56120401) 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, 14290 + ... + 17788.

It is an arithmetic number, because the mean of its divisors is an integer number (7199500).

Almost surely, 256120461 is an apocalyptic number.

It is an amenable number.

56120461 is a deficient number, since it is larger than the sum of its proper divisors (1475539).

56120461 is a wasteful number, since it uses less digits than its factorization.

56120461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3915.

The product of its (nonzero) digits is 1440, while the sum is 25.

The square root of 56120461 is about 7491.3590889771. The cubic root of 56120461 is about 382.8603658076.

The spelling of 56120461 in words is "fifty-six million, one hundred twenty thousand, four hundred sixty-one".

Divisors: 1 43 373 3499 16039 150457 1305127 56120461