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56376271 = 737415309
BaseRepresentation
bin1101011100001…
…1101111001111
310221002012201001
43113003233033
5103413020041
65332201131
71253122210
oct327035717
9127065631
1056376271
1129906366
1216a691a7
13b8ab753
1476b7407
154e39131
hex35c3bcf

56376271 has 16 divisors (see below), whose sum is σ = 67798080. Its totient is φ = 45861120.

The previous prime is 56376263. The next prime is 56376277. The reversal of 56376271 is 17267365.

56376271 is a nontrivial binomial coefficient, being equal to C(10619, 2).

It is a cyclic number.

It is not a de Polignac number, because 56376271 - 23 = 56376263 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a self number, because there is not a number n which added to its sum of digits gives 56376271.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56376277) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7965 + ... + 13273.

It is an arithmetic number, because the mean of its divisors is an integer number (4237380).

Almost surely, 256376271 is an apocalyptic number.

56376271 is the 10618-th triangular number.

56376271 is the 3540-th centered nonagonal number.

56376271 is a deficient number, since it is larger than the sum of its proper divisors (11421809).

56376271 is a wasteful number, since it uses less digits than its factorization.

56376271 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5394.

The product of its digits is 52920, while the sum is 37.

The square root of 56376271 is about 7508.4133477054. The cubic root of 56376271 is about 383.4412061039.

The spelling of 56376271 in words is "fifty-six million, three hundred seventy-six thousand, two hundred seventy-one".

Divisors: 1 7 37 41 259 287 1517 5309 10619 37163 196433 217669 1375031 1523683 8053753 56376271