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56393705 = 519159051
BaseRepresentation
bin1101011100011…
…1111111101001
310221010002121202
43113013333221
5103414044310
65332413545
71253224064
oct327077751
9127102552
1056393705
1129918475
1216a772b5
13b8b6674
1476bd8db
154e3e3a5
hex35c7fe9

56393705 has 8 divisors (see below), whose sum is σ = 68027904. Its totient is φ = 44878000.

The previous prime is 56393671. The next prime is 56393717. The reversal of 56393705 is 50739365.

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

It is not a de Polignac number, because 56393705 - 216 = 56328169 is a prime.

It is a Duffinian 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, 28571 + ... + 30480.

It is an arithmetic number, because the mean of its divisors is an integer number (8503488).

Almost surely, 256393705 is an apocalyptic number.

It is an amenable number.

56393705 is a deficient number, since it is larger than the sum of its proper divisors (11634199).

56393705 is a wasteful number, since it uses less digits than its factorization.

56393705 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59247.

The product of its (nonzero) digits is 85050, while the sum is 38.

The square root of 56393705 is about 7509.5742222845. The cubic root of 56393705 is about 383.4807276076.

The spelling of 56393705 in words is "fifty-six million, three hundred ninety-three thousand, seven hundred five".

Divisors: 1 5 191 955 59051 295255 11278741 56393705