Base | Representation |
---|---|
bin | 1000101001101… |
… | …10110001010110 |
3 | 12001120020200012 |
4 | 10110312301112 |
5 | 122034413321 |
6 | 11111320222 |
7 | 1540613042 |
oct | 424666126 |
9 | 161506605 |
10 | 72576086 |
11 | 37a70540 |
12 | 20380072 |
13 | 1206123b |
14 | 98d3022 |
15 | 658905b |
hex | 4536c56 |
72576086 has 32 divisors (see below), whose sum is σ = 130464000. Its totient is φ = 29890080.
The previous prime is 72576083. The next prime is 72576107. The reversal of 72576086 is 68067527.
It is a happy number.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (72576083) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5840 + ... + 13388.
It is an arithmetic number, because the mean of its divisors is an integer number (4077000).
Almost surely, 272576086 is an apocalyptic number.
72576086 is a deficient number, since it is larger than the sum of its proper divisors (57887914).
72576086 is a wasteful number, since it uses less digits than its factorization.
72576086 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7604.
The product of its (nonzero) digits is 141120, while the sum is 41.
The square root of 72576086 is about 8519.1599351110. The cubic root of 72576086 is about 417.1233621451.
The spelling of 72576086 in words is "seventy-two million, five hundred seventy-six thousand, eighty-six".
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