Base | Representation |
---|---|
bin | 1000101001101… |
… | …10111111001111 |
3 | 12001120021220010 |
4 | 10110312333033 |
5 | 122034430400 |
6 | 11111324303 |
7 | 1540615452 |
oct | 424667717 |
9 | 161507803 |
10 | 72576975 |
11 | 37a71179 |
12 | 20380693 |
13 | 12061773 |
14 | 98d3499 |
15 | 6589450 |
hex | 4536fcf |
72576975 has 12 divisors (see below), whose sum is σ = 119994056. Its totient is φ = 38707680.
The previous prime is 72576953. The next prime is 72577003. The reversal of 72576975 is 57967527.
It is not a de Polignac number, because 72576975 - 28 = 72576719 is a prime.
It is a hoax number, since the sum of its digits (48) coincides with the sum of the digits of its distinct prime factors.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 483772 + ... + 483921.
Almost surely, 272576975 is an apocalyptic number.
72576975 is a gapful number since it is divisible by the number (75) formed by its first and last digit.
72576975 is a deficient number, since it is larger than the sum of its proper divisors (47417081).
72576975 is a wasteful number, since it uses less digits than its factorization.
72576975 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 967706 (or 967701 counting only the distinct ones).
The product of its digits is 926100, while the sum is 48.
The square root of 72576975 is about 8519.2121114573. The cubic root of 72576975 is about 417.1250652825.
The spelling of 72576975 in words is "seventy-two million, five hundred seventy-six thousand, nine hundred seventy-five".
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