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136475582417 = 53248585113
BaseRepresentation
bin111111100011010010…
…1000001111111010001
3111001021012212220201122
41333012211001333101
54214000222114132
6142410201212025
712600664211246
oct1770645017721
9431235786648
10136475582417
11529739aa039
1222549491015
13cb3c6565c5
1468695155cd
15383b5de912
hex1fc6941fd1

136475582417 has 6 divisors (see below), whose sum is σ = 139099181382. Its totient is φ = 133900568672.

The previous prime is 136475582389. The next prime is 136475582449. The reversal of 136475582417 is 714285574631.

It can be written as a sum of positive squares in 3 ways, for example, as 68095424401 + 68380158016 = 260951^2 + 261496^2 .

It is not a de Polignac number, because 136475582417 - 28 = 136475582161 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (53).

It is a Duffinian number.

136475582417 is a modest number, since divided by 582417 gives 136475 as remainder.

It is not an unprimeable number, because it can be changed into a prime (136475582017) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 24289748 + ... + 24295365.

It is an arithmetic number, because the mean of its divisors is an integer number (23183196897).

Almost surely, 2136475582417 is an apocalyptic number.

It is an amenable number.

136475582417 is a deficient number, since it is larger than the sum of its proper divisors (2623598965).

136475582417 is an frugal number, since it uses more digits than its factorization.

136475582417 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48585219 (or 48585166 counting only the distinct ones).

The product of its digits is 5644800, while the sum is 53.

The spelling of 136475582417 in words is "one hundred thirty-six billion, four hundred seventy-five million, five hundred eighty-two thousand, four hundred seventeen".

Divisors: 1 53 2809 48585113 2575010989 136475582417