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107182806580 = 22527719347077
BaseRepresentation
bin110001111010010010…
…1111101011000110100
3101020122202100201112001
41203310211331120310
53224002244302310
6121123351305044
710513042552363
oct1436445753064
9336582321461
10107182806580
1141501999a93
121893337b184
13a15195cb55
14528ada57da
152bc4b1393a
hex18f497d634

107182806580 has 24 divisors (see below), whose sum is σ = 225896482728. Its totient is φ = 42718343808.

The previous prime is 107182806569. The next prime is 107182806613. The reversal of 107182806580 is 85608281701.

It can be written as a sum of positive squares in 4 ways, for example, as 22165264 + 107160641316 = 4708^2 + 327354^2 .

It is a super-2 number, since 2×1071828065802 (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 107182806580.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9667999 + ... + 9679078.

It is an arithmetic number, because the mean of its divisors is an integer number (9412353447).

Almost surely, 2107182806580 is an apocalyptic number.

107182806580 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

107182806580 is an abundant number, since it is smaller than the sum of its proper divisors (118713676148).

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

107182806580 is a wasteful number, since it uses less digits than its factorization.

107182806580 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19347363 (or 19347361 counting only the distinct ones).

The product of its (nonzero) digits is 215040, while the sum is 46.

The spelling of 107182806580 in words is "one hundred seven billion, one hundred eighty-two million, eight hundred six thousand, five hundred eighty".

Divisors: 1 2 4 5 10 20 277 554 1108 1385 2770 5540 19347077 38694154 77388308 96735385 193470770 386941540 5359140329 10718280658 21436561316 26795701645 53591403290 107182806580