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56996255 = 513982009
BaseRepresentation
bin1101100101101…
…1000110011111
310222020201011102
43121123012133
5104042340010
65353343315
71261313561
oct331330637
9128221142
1056996255
112a19a148
1217107b3b
13ba679c4
1477d9331
15500cba5
hex365b19f

56996255 has 8 divisors (see below), whose sum is σ = 68888400. Its totient is φ = 45268416.

The previous prime is 56996239. The next prime is 56996263. The reversal of 56996255 is 55269965.

It is a happy number.

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 56996255 - 24 = 56996239 is a prime.

It is a congruent number.

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, 40310 + ... + 41699.

It is an arithmetic number, because the mean of its divisors is an integer number (8611050).

Almost surely, 256996255 is an apocalyptic number.

56996255 is a deficient number, since it is larger than the sum of its proper divisors (11892145).

56996255 is a wasteful number, since it uses less digits than its factorization.

56996255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82153.

The product of its digits is 729000, while the sum is 47.

The square root of 56996255 is about 7549.5864125129. The cubic root of 56996255 is about 384.8416845005.

The spelling of 56996255 in words is "fifty-six million, nine hundred ninety-six thousand, two hundred fifty-five".

Divisors: 1 5 139 695 82009 410045 11399251 56996255