Base | Representation |
---|---|
bin | 10101100111110100010… |
… | …10111110010010100100 |
3 | 2122000122011210101100202 |
4 | 22303322022332102210 |
5 | 44133010434233432 |
6 | 1325144213330032 |
7 | 104450352012230 |
oct | 12637212762244 |
9 | 2560564711322 |
10 | 742931555492 |
11 | 267091549775 |
12 | bbb9a336918 |
13 | 5509a98b209 |
14 | 27d5ad7d5c0 |
15 | 144d3113462 |
hex | acfa2be4a4 |
742931555492 has 12 divisors (see below), whose sum is σ = 1485863111040. Its totient is φ = 318399238056.
The previous prime is 742931555489. The next prime is 742931555501. The reversal of 742931555492 is 294555139247.
742931555492 is an admirable number.
It is a super-2 number, since 2×7429315554922 (a number of 25 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13266634892 + ... + 13266634947.
It is an arithmetic number, because the mean of its divisors is an integer number (123821925920).
Almost surely, 2742931555492 is an apocalyptic number.
It is an amenable number.
742931555492 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
742931555492 is a wasteful number, since it uses less digits than its factorization.
742931555492 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 26533269850 (or 26533269848 counting only the distinct ones).
The product of its digits is 13608000, while the sum is 56.
The spelling of 742931555492 in words is "seven hundred forty-two billion, nine hundred thirty-one million, five hundred fifty-five thousand, four hundred ninety-two".
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