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56207052 = 223211141937
BaseRepresentation
bin1101011001101…
…0011011001100
310220202121120200
43112122123030
5103342111202
65324413500
71251515646
oct326323314
9126677520
1056207052
1129800210
12169a7290
13b84c715
147671896
154e03e1c
hex359a6cc

56207052 has 36 divisors (see below), whose sum is σ = 154996296. Its totient is φ = 17032320.

The previous prime is 56207051. The next prime is 56207059. The reversal of 56207052 is 25070265.

It is a tau number, because it is divible by the number of its divisors (36).

It is not an unprimeable number, because it can be changed into a prime (56207051) 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, 70573 + ... + 71364.

Almost surely, 256207052 is an apocalyptic number.

It is an amenable number.

56207052 is an abundant number, since it is smaller than the sum of its proper divisors (98789244).

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

56207052 is a wasteful number, since it uses less digits than its factorization.

56207052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141958 (or 141953 counting only the distinct ones).

The product of its (nonzero) digits is 4200, while the sum is 27.

The square root of 56207052 is about 7497.1362532636. The cubic root of 56207052 is about 383.0571759383.

The spelling of 56207052 in words is "fifty-six million, two hundred seven thousand, fifty-two".

Divisors: 1 2 3 4 6 9 11 12 18 22 33 36 44 66 99 132 198 396 141937 283874 425811 567748 851622 1277433 1561307 1703244 2554866 3122614 4683921 5109732 6245228 9367842 14051763 18735684 28103526 56207052