Base | Representation |
---|---|
bin | 100001110100000101… |
… | …1000111111111001010 |
3 | 20221102122101022210000 |
4 | 1003220023013333022 |
5 | 2142203331112041 |
6 | 53205253103430 |
7 | 5150313553362 |
oct | 1035013077712 |
9 | 227378338700 |
10 | 72614707146 |
11 | 28883122273 |
12 | 120a6627b76 |
13 | 6b03069847 |
14 | 372bda59a2 |
15 | 1d4ee48bb6 |
hex | 10e82c7fca |
72614707146 has 20 divisors (see below), whose sum is σ = 162710733042. Its totient is φ = 24204902328.
The previous prime is 72614706991. The next prime is 72614707153. The reversal of 72614707146 is 64170741627.
72614707146 is a `hidden beast` number, since 72 + 6 + 1 + 470 + 71 + 46 = 666.
It can be written as a sum of positive squares in only one way, i.e., 46016685225 + 26598021921 = 214515^2 + 163089^2 .
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 9 ways as a sum of consecutive naturals, for example, 224119305 + ... + 224119628.
Almost surely, 272614707146 is an apocalyptic number.
72614707146 is an abundant number, since it is smaller than the sum of its proper divisors (90096025896).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
72614707146 is a wasteful number, since it uses less digits than its factorization.
72614707146 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 448238947 (or 448238938 counting only the distinct ones).
The product of its (nonzero) digits is 395136, while the sum is 45.
The spelling of 72614707146 in words is "seventy-two billion, six hundred fourteen million, seven hundred seven thousand, one hundred forty-six".
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