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56159341 = 722939521
BaseRepresentation
bin1101011000111…
…0110001101101
310220200012010121
43112032301231
5103334044331
65323404541
71251226600
oct326166155
9126605117
1056159341
1129778387
1216983751
13b833aa4
14765c337
154de4c11
hex358ec6d

56159341 has 12 divisors (see below), whose sum is σ = 67582620. Its totient is φ = 46475520.

The previous prime is 56159339. The next prime is 56159351. The reversal of 56159341 is 14395165.

It can be written as a sum of positive squares in 2 ways, for example, as 10055241 + 46104100 = 3171^2 + 6790^2 .

It is not a de Polignac number, because 56159341 - 21 = 56159339 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 56159297 and 56159306.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56159351) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18340 + ... + 21181.

It is an arithmetic number, because the mean of its divisors is an integer number (5631885).

Almost surely, 256159341 is an apocalyptic number.

It is an amenable number.

56159341 is a deficient number, since it is larger than the sum of its proper divisors (11423279).

56159341 is a wasteful number, since it uses less digits than its factorization.

56159341 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39564 (or 39557 counting only the distinct ones).

The product of its digits is 16200, while the sum is 34.

The square root of 56159341 is about 7493.9536294269. The cubic root of 56159341 is about 382.9487600374.

The spelling of 56159341 in words is "fifty-six million, one hundred fifty-nine thousand, three hundred forty-one".

Divisors: 1 7 29 49 203 1421 39521 276647 1146109 1936529 8022763 56159341