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104442131775 = 3523144921347
BaseRepresentation
bin110000101000100111…
…1000111010100111111
3100222120202022000110210
41201101033013110333
53202344141204100
6115551405203503
710355113321002
oct1412117072477
9328522260423
10104442131775
1140325951493
12182a9560593
139b05c04697
1450aadc5539
152ab41e6c50
hex18513c753f

104442131775 has 24 divisors (see below), whose sum is σ = 178247908864. Its totient is φ = 53905615200.

The previous prime is 104442131749. The next prime is 104442131791. The reversal of 104442131775 is 577131244401.

It is not a de Polignac number, because 104442131775 - 214 = 104442115391 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 22458349 + ... + 22462998.

Almost surely, 2104442131775 is an apocalyptic number.

104442131775 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

104442131775 is a deficient number, since it is larger than the sum of its proper divisors (73805777089).

104442131775 is a wasteful number, since it uses less digits than its factorization.

104442131775 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44921391 (or 44921386 counting only the distinct ones).

The product of its (nonzero) digits is 94080, while the sum is 39.

The spelling of 104442131775 in words is "one hundred four billion, four hundred forty-two million, one hundred thirty-one thousand, seven hundred seventy-five".

Divisors: 1 3 5 15 25 31 75 93 155 465 775 2325 44921347 134764041 224606735 673820205 1123033675 1392561757 3369101025 4177685271 6962808785 20888426355 34814043925 104442131775