Base | Representation |
---|---|
bin | 1000101000010… |
… | …00100110011110 |
3 | 12001012122021001 |
4 | 10110020212132 |
5 | 122012340344 |
6 | 11103300514 |
7 | 1536164512 |
oct | 424104636 |
9 | 161178231 |
10 | 72386974 |
11 | 37951450 |
12 | 202aa73a |
13 | 11cc613a |
14 | 9884142 |
15 | 654ced4 |
hex | 450899e |
72386974 has 16 divisors (see below), whose sum is σ = 121207680. Its totient is φ = 32137560.
The previous prime is 72386939. The next prime is 72387013. The reversal of 72386974 is 47968327.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37314 + ... + 39205.
It is an arithmetic number, because the mean of its divisors is an integer number (7575480).
Almost surely, 272386974 is an apocalyptic number.
72386974 is a deficient number, since it is larger than the sum of its proper divisors (48820706).
72386974 is a wasteful number, since it uses less digits than its factorization.
72386974 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 76575.
The product of its digits is 508032, while the sum is 46.
The square root of 72386974 is about 8508.0534789104. The cubic root of 72386974 is about 416.7607466137.
The spelling of 72386974 in words is "seventy-two million, three hundred eighty-six thousand, nine hundred seventy-four".
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