Base | Representation |
---|---|
bin | 1000101011100… |
… | …11100000110100 |
3 | 12002000212221221 |
4 | 10111303200310 |
5 | 122120344014 |
6 | 11120520124 |
7 | 1543000306 |
oct | 425634064 |
9 | 162025857 |
10 | 72824884 |
11 | 38120460 |
12 | 20480044 |
13 | 1211a562 |
14 | 9959976 |
15 | 65d7b24 |
hex | 4573834 |
72824884 has 48 divisors (see below), whose sum is σ = 142644096. Its totient is φ = 32256000.
The previous prime is 72824861. The next prime is 72824951. The reversal of 72824884 is 48842827.
It is a super-2 number, since 2×728248842 = 10606927459226912, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 72824884.
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, 482209 + ... + 482359.
It is an arithmetic number, because the mean of its divisors is an integer number (2971752).
Almost surely, 272824884 is an apocalyptic number.
It is an amenable number.
72824884 is a deficient number, since it is larger than the sum of its proper divisors (69819212).
72824884 is a wasteful number, since it uses less digits than its factorization.
72824884 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 376 (or 374 counting only the distinct ones).
The product of its digits is 229376, while the sum is 43.
The square root of 72824884 is about 8533.7497033836. The cubic root of 72824884 is about 417.5994652279.
The spelling of 72824884 in words is "seventy-two million, eight hundred twenty-four thousand, eight hundred eighty-four".
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