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56047962 = 2319994673
BaseRepresentation
bin1101010111001…
…1100101011010
310220110112100110
43111303211122
5103322013322
65321145150
71250254065
oct325634532
9126415313
1056047962
1129701733
121692b1b6
13b7c5199
14762d8dc
154dc1c0c
hex357395a

56047962 has 16 divisors (see below), whose sum is σ = 112176000. Its totient is φ = 18669312.

The previous prime is 56047961. The next prime is 56047973. The reversal of 56047962 is 26974065.

It is a self number, because there is not a number n which added to its sum of digits gives 56047962.

It is not an unprimeable number, because it can be changed into a prime (56047961) 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, 9658 + ... + 14330.

It is an arithmetic number, because the mean of its divisors is an integer number (7011000).

Almost surely, 256047962 is an apocalyptic number.

56047962 is an abundant number, since it is smaller than the sum of its proper divisors (56128038).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

56047962 is a wasteful number, since it uses less digits than its factorization.

56047962 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6677.

The product of its (nonzero) digits is 90720, while the sum is 39.

The square root of 56047962 is about 7486.5186836072. The cubic root of 56047962 is about 382.6954292031.

The spelling of 56047962 in words is "fifty-six million, forty-seven thousand, nine hundred sixty-two".

Divisors: 1 2 3 6 1999 3998 4673 5997 9346 11994 14019 28038 9341327 18682654 28023981 56047962