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113127169122 = 23211272072
BaseRepresentation
bin110100101011011100…
…1111001110001100010
3101211000000201121221200
41221112321321301202
53323141023402442
6123545255502030
711113253033412
oct1512671716142
9354000647850
10113127169122
1143a82379600
1219b12087916
13a88b348536
145692650642
152e2190b34c
hex1a56e79c62

113127169122 has 54 divisors (see below), whose sum is σ = 269454571659. Its totient is φ = 34276203720.

The previous prime is 113127169091. The next prime is 113127169159. The reversal of 113127169122 is 221961721311.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 56563584561 + 56563584561 = 237831^2 + 237831^2 .

It is an ABA number since it can be written as A⋅BA, here for A=2, B=237831.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 15693243 + ... + 15700449.

Almost surely, 2113127169122 is an apocalyptic number.

113127169122 is an abundant number, since it is smaller than the sum of its proper divisors (156327402537).

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

113127169122 is an frugal number, since it uses more digits than its factorization.

113127169122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14444 (or 7223 counting only the distinct ones).

The product of its digits is 9072, while the sum is 36.

The spelling of 113127169122 in words is "one hundred thirteen billion, one hundred twenty-seven million, one hundred sixty-nine thousand, one hundred twenty-two".

Divisors: 1 2 3 6 9 11 18 22 33 66 99 121 198 242 363 726 1089 2178 7207 14414 21621 43242 64863 79277 129726 158554 237831 475662 713493 872047 1426986 1744094 2616141 5232282 7848423 15696846 51940849 103881698 155822547 311645094 467467641 571349339 934935282 1142698678 1714048017 3428096034 5142144051 6284842729 10284288102 12569685458 18854528187 37709056374 56563584561 113127169122