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56250670 = 257899029
BaseRepresentation
bin1101011010010…
…1000100101110
310220211211102011
43112211010232
5103400010140
65325351434
71252060060
oct326450456
9126754364
1056250670
112982aa63
1216a0857a
13b866528
147683730
154e11cea
hex35a512e

56250670 has 32 divisors (see below), whose sum is σ = 117028800. Its totient is φ = 19067136.

The previous prime is 56250653. The next prime is 56250679. The reversal of 56250670 is 7605265.

56250670 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56250679) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 1716 + ... + 10744.

It is an arithmetic number, because the mean of its divisors is an integer number (3657150).

Almost surely, 256250670 is an apocalyptic number.

56250670 is an abundant number, since it is smaller than the sum of its proper divisors (60778130).

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

56250670 is a wasteful number, since it uses less digits than its factorization.

56250670 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9132.

The product of its (nonzero) digits is 12600, while the sum is 31.

The square root of 56250670 is about 7500.0446665337. The cubic root of 56250670 is about 383.1562374569.

The spelling of 56250670 in words is "fifty-six million, two hundred fifty thousand, six hundred seventy".

Divisors: 1 2 5 7 10 14 35 70 89 178 445 623 890 1246 3115 6230 9029 18058 45145 63203 90290 126406 316015 632030 803581 1607162 4017905 5625067 8035810 11250134 28125335 56250670