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56101006040 = 23511313989293
BaseRepresentation
bin110100001111111000…
…010110101011011000
312100210202221101112112
4310033320112223120
51404343324143130
641434503131452
74024143453242
oct641770265330
9170722841475
1056101006040
1121879612202
12aa58143b88
1353a0a42181
142a02b13092
1516d52d0495
hexd0fe16ad8

56101006040 has 64 divisors (see below), whose sum is σ = 128261901600. Its totient is φ = 22081554432.

The previous prime is 56101006019. The next prime is 56101006067. The reversal of 56101006040 is 4060010165.

It is a junction number, because it is equal to n+sod(n) for n = 56101005997 and 56101006015.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 583634 + ... + 672926.

Almost surely, 256101006040 is an apocalyptic number.

It is an amenable number.

56101006040 is an abundant number, since it is smaller than the sum of its proper divisors (72160895560).

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

56101006040 is a wasteful number, since it uses less digits than its factorization.

56101006040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89556 (or 89552 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 23.

The spelling of 56101006040 in words is "fifty-six billion, one hundred one million, six thousand, forty".

Divisors: 1 2 4 5 8 10 20 40 113 139 226 278 452 556 565 695 904 1112 1130 1390 2260 2780 4520 5560 15707 31414 62828 78535 89293 125656 157070 178586 314140 357172 446465 628280 714344 892930 1785860 3571720 10090109 12411727 20180218 24823454 40360436 49646908 50450545 62058635 80720872 99293816 100901090 124117270 201802180 248234540 403604360 496469080 1402525151 2805050302 5610100604 7012625755 11220201208 14025251510 28050503020 56101006040