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56907249675 = 35217374192879
BaseRepresentation
bin110100111111111011…
…111011100000001011
312102212222000210212220
4310333323323200023
51413021223442200
642050503505123
74053133432623
oct647773734013
9172788023786
1056907249675
1122152727a61
12b0421581a3
13549ba9cc03
142a7bc25883
151730e8c4a0
hexd3fefb80b

56907249675 has 96 divisors (see below), whose sum is σ = 102593433600. Its totient is φ = 27717212160.

The previous prime is 56907249671. The next prime is 56907249697. The reversal of 56907249675 is 57694270965.

It is not a de Polignac number, because 56907249675 - 22 = 56907249671 is a prime.

It is not an unprimeable number, because it can be changed into a prime (56907249671) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 19764886 + ... + 19767764.

It is an arithmetic number, because the mean of its divisors is an integer number (1068681600).

Almost surely, 256907249675 is an apocalyptic number.

56907249675 is a deficient number, since it is larger than the sum of its proper divisors (45686183925).

56907249675 is a wasteful number, since it uses less digits than its factorization.

56907249675 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3365 (or 3360 counting only the distinct ones).

The product of its (nonzero) digits is 28576800, while the sum is 60.

The spelling of 56907249675 in words is "fifty-six billion, nine hundred seven million, two hundred forty-nine thousand, six hundred seventy-five".

Divisors: 1 3 5 15 17 25 37 51 75 85 111 185 255 419 425 555 629 925 1257 1275 1887 2095 2775 2879 3145 6285 7123 8637 9435 10475 14395 15503 15725 21369 31425 35615 43185 46509 47175 48943 71975 77515 106523 106845 146829 178075 215925 232545 244715 263551 319569 387575 532615 534225 734145 790653 1162725 1206301 1223575 1317755 1597845 1810891 2663075 3618903 3670725 3953265 5432673 6031505 6588775 7989225 9054455 18094515 19766325 20507117 27163365 30157525 44633137 45272275 61521351 90472575 102535585 133899411 135816825 223165685 307606755 512677925 669497055 758763329 1115828425 1538033775 2276289987 3347485275 3793816645 11381449935 18969083225 56907249675