Base | Representation |
---|---|
bin | 100001101110011010… |
… | …0111100001110111100 |
3 | 20220221101011210112002 |
4 | 1003130310330032330 |
5 | 2141311112424320 |
6 | 53134333001432 |
7 | 5142512516321 |
oct | 1033464741674 |
9 | 226841153462 |
10 | 72424342460 |
11 | 28795720488 |
12 | 12052923278 |
13 | 6aa27a7112 |
14 | 37109b0b48 |
15 | 1d3d394675 |
hex | 10dcd3c3bc |
72424342460 has 48 divisors (see below), whose sum is σ = 153147788640. Its totient is φ = 28769157120.
The previous prime is 72424342439. The next prime is 72424342493. The reversal of 72424342460 is 6424342427.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1680056 + ... + 1722624.
It is an arithmetic number, because the mean of its divisors is an integer number (3190578930).
Almost surely, 272424342460 is an apocalyptic number.
It is an amenable number.
72424342460 is an abundant number, since it is smaller than the sum of its proper divisors (80723446180).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
72424342460 is a wasteful number, since it uses less digits than its factorization.
72424342460 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 43166 (or 43164 counting only the distinct ones).
The product of its (nonzero) digits is 258048, while the sum is 38.
Adding to 72424342460 its reverse (6424342427), we get a palindrome (78848684887).
The spelling of 72424342460 in words is "seventy-two billion, four hundred twenty-four million, three hundred forty-two thousand, four hundred sixty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •