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56906354 = 228453177
BaseRepresentation
bin1101100100010…
…1001001110010
310222002010211202
43121011021302
5104032000404
65351411202
71260460511
oct331051162
9128063752
1056906354
112a13864a
1217083b02
13ba35acb
1477b4678
154ee121e
hex3645272

56906354 has 4 divisors (see below), whose sum is σ = 85359534. Its totient is φ = 28453176.

The previous prime is 56906341. The next prime is 56906357. The reversal of 56906354 is 45360965.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 47128225 + 9778129 = 6865^2 + 3127^2 .

It is not an unprimeable number, because it can be changed into a prime (56906357) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14226587 + ... + 14226590.

Almost surely, 256906354 is an apocalyptic number.

56906354 is a deficient number, since it is larger than the sum of its proper divisors (28453180).

56906354 is a wasteful number, since it uses less digits than its factorization.

56906354 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28453179.

The product of its (nonzero) digits is 97200, while the sum is 38.

The square root of 56906354 is about 7543.6300280435. The cubic root of 56906354 is about 384.6392392774.

The spelling of 56906354 in words is "fifty-six million, nine hundred six thousand, three hundred fifty-four".

Divisors: 1 2 28453177 56906354