Base | Representation |
---|---|
bin | 1000101000100… |
… | …10010111100110 |
3 | 12001021200010211 |
4 | 10110102113212 |
5 | 122020130412 |
6 | 11104210034 |
7 | 1536422245 |
oct | 424222746 |
9 | 161250124 |
10 | 72426982 |
11 | 37979511 |
12 | 2030991a |
13 | 1200b404 |
14 | 989495c |
15 | 6559ca7 |
hex | 45125e6 |
72426982 has 8 divisors (see below), whose sum is σ = 111576816. Its totient is φ = 35234712.
The previous prime is 72426979. The next prime is 72426983. The reversal of 72426982 is 28962427.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (72426983) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 489298 + ... + 489445.
It is an arithmetic number, because the mean of its divisors is an integer number (13947102).
Almost surely, 272426982 is an apocalyptic number.
72426982 is a deficient number, since it is larger than the sum of its proper divisors (39149834).
72426982 is a wasteful number, since it uses less digits than its factorization.
72426982 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 978782.
The product of its digits is 96768, while the sum is 40.
The square root of 72426982 is about 8510.4043382204. The cubic root of 72426982 is about 416.8375131557.
The spelling of 72426982 in words is "seventy-two million, four hundred twenty-six thousand, nine hundred eighty-two".
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