Base | Representation |
---|---|
bin | 100001101110101101… |
… | …0101000111110101100 |
3 | 20220222001202212220121 |
4 | 1003131122220332230 |
5 | 2141321130200233 |
6 | 53135324454324 |
7 | 5142662516512 |
oct | 1033532507654 |
9 | 226861685817 |
10 | 72434225068 |
11 | 287a0260427 |
12 | 120560aa3a4 |
13 | 6aa485740a |
14 | 37120244b2 |
15 | 1d3e19792d |
hex | 10dd6a8fac |
72434225068 has 12 divisors (see below), whose sum is σ = 126764584632. Its totient is φ = 36215772320.
The previous prime is 72434225053. The next prime is 72434225077. The reversal of 72434225068 is 86052243427.
It is a super-2 number, since 2×724342250682 (a number of 23 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, 208105 + ... + 433792.
It is an arithmetic number, because the mean of its divisors is an integer number (10563715386).
Almost surely, 272434225068 is an apocalyptic number.
It is an amenable number.
72434225068 is a deficient number, since it is larger than the sum of its proper divisors (54330359564).
72434225068 is a wasteful number, since it uses less digits than its factorization.
72434225068 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 670112 (or 670110 counting only the distinct ones).
The product of its (nonzero) digits is 645120, while the sum is 43.
The spelling of 72434225068 in words is "seventy-two billion, four hundred thirty-four million, two hundred twenty-five thousand, sixty-eight".
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