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56202345 = 3251248941
BaseRepresentation
bin1101011001100…
…1010001101001
310220202101010100
43112121101221
5103341433340
65324340013
71251466143
oct326312151
9126671110
1056202345
11297a7721
12169a4609
13b84a534
14766dc93
154e02830
hex3599469

56202345 has 12 divisors (see below), whose sum is σ = 97417476. Its totient is φ = 29974560.

The previous prime is 56202329. The next prime is 56202383. The reversal of 56202345 is 54320265.

56202345 is a `hidden beast` number, since 5 + 620 + 2 + 34 + 5 = 666.

56202345 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 15139881 + 41062464 = 3891^2 + 6408^2 .

It is not a de Polignac number, because 56202345 - 24 = 56202329 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 624426 + ... + 624515.

It is an arithmetic number, because the mean of its divisors is an integer number (8118123).

Almost surely, 256202345 is an apocalyptic number.

It is an amenable number.

56202345 is a deficient number, since it is larger than the sum of its proper divisors (41215131).

56202345 is a wasteful number, since it uses less digits than its factorization.

56202345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1248952 (or 1248949 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 27.

The square root of 56202345 is about 7496.8223268262. The cubic root of 56202345 is about 383.0464827340.

The spelling of 56202345 in words is "fifty-six million, two hundred two thousand, three hundred forty-five".

Divisors: 1 3 5 9 15 45 1248941 3746823 6244705 11240469 18734115 56202345