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56250004149 = 3353129730307
BaseRepresentation
bin110100011000110000…
…101111001010110101
312101012011022021112000
4310120300233022311
51410200000113044
641501344445513
74030633101123
oct643060571265
9171164267460
1056250004149
112194572a739
12aa9a019899
1353c5880031
142a1881a913
1516e3412d69
hexd18c2f2b5

56250004149 has 32 divisors (see below), whose sum is σ = 84973933440. Its totient is φ = 36762875136.

The previous prime is 56250004123. The next prime is 56250004229. The reversal of 56250004149 is 94140005265.

56250004149 is a `hidden beast` number, since 5 + 6 + 2 + 500 + 0 + 4 + 149 = 666.

56250004149 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 56250004149 - 29 = 56250003637 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56250404149) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1840854 + ... + 1871160.

It is an arithmetic number, because the mean of its divisors is an integer number (2655435420).

Almost surely, 256250004149 is an apocalyptic number.

It is an amenable number.

56250004149 is a deficient number, since it is larger than the sum of its proper divisors (28723929291).

56250004149 is a wasteful number, since it uses less digits than its factorization.

56250004149 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31666 (or 31660 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 36.

The spelling of 56250004149 in words is "fifty-six billion, two hundred fifty million, four thousand, one hundred forty-nine".

Divisors: 1 3 9 27 53 159 477 1297 1431 3891 11673 30307 35019 68741 90921 206223 272763 618669 818289 1606271 1856007 4818813 14456439 39308179 43369317 117924537 353773611 1061320833 2083333487 6250000461 18750001383 56250004149