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56520214 = 277336559
BaseRepresentation
bin1101011110011…
…0111000010110
310221100112011021
43113212320112
5103432121324
65335231354
71254261652
oct327467026
9127315137
1056520214
11299a4523
1216b1855a
13b92c11a
147713a62
154e66ae4
hex35e6e16

56520214 has 8 divisors (see below), whose sum is σ = 84892320. Its totient is φ = 28222776.

The previous prime is 56520209. The next prime is 56520229. The reversal of 56520214 is 41202565.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16734 + ... + 19825.

It is an arithmetic number, because the mean of its divisors is an integer number (10611540).

Almost surely, 256520214 is an apocalyptic number.

56520214 is a deficient number, since it is larger than the sum of its proper divisors (28372106).

56520214 is a wasteful number, since it uses less digits than its factorization.

56520214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37334.

The product of its (nonzero) digits is 2400, while the sum is 25.

The square root of 56520214 is about 7517.9926842210. The cubic root of 56520214 is about 383.7672698216.

Adding to 56520214 its reverse (41202565), we get a palindrome (97722779).

The spelling of 56520214 in words is "fifty-six million, five hundred twenty thousand, two hundred fourteen".

Divisors: 1 2 773 1546 36559 73118 28260107 56520214