Base | Representation |
---|---|
bin | 100001101101101100… |
… | …1011000101000101000 |
3 | 20220212201000102110021 |
4 | 1003123121120220220 |
5 | 2141233441412134 |
6 | 53132114330224 |
7 | 5142101514646 |
oct | 1033331305050 |
9 | 226781012407 |
10 | 72400341544 |
11 | 28783118213 |
12 | 12046889974 |
13 | 6a9a8228ab |
14 | 370b724196 |
15 | 1d3b2030b4 |
hex | 10db658a28 |
72400341544 has 16 divisors (see below), whose sum is σ = 135810397620. Its totient is φ = 36184235520.
The previous prime is 72400341509. The next prime is 72400341569. The reversal of 72400341544 is 44514300427.
It can be written as a sum of positive squares in 2 ways, for example, as 70921016100 + 1479325444 = 266310^2 + 38462^2 .
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, 1972587 + ... + 2008954.
Almost surely, 272400341544 is an apocalyptic number.
It is an amenable number.
72400341544 is a deficient number, since it is larger than the sum of its proper divisors (63410056076).
72400341544 is a wasteful number, since it uses less digits than its factorization.
72400341544 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3983820 (or 3983816 counting only the distinct ones).
The product of its (nonzero) digits is 53760, while the sum is 34.
The spelling of 72400341544 in words is "seventy-two billion, four hundred million, three hundred forty-one thousand, five hundred forty-four".
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