Base | Representation |
---|---|
bin | 1000100111110… |
… | …01100101101111 |
3 | 12001002111220202 |
4 | 10103321211233 |
5 | 122003403422 |
6 | 11102104115 |
7 | 1535520323 |
oct | 423714557 |
9 | 161074822 |
10 | 72325487 |
11 | 3790a233 |
12 | 2027b03b |
13 | 11ca4160 |
14 | 9869983 |
15 | 6539b92 |
hex | 44f996f |
72325487 has 8 divisors (see below), whose sum is σ = 78326640. Its totient is φ = 66386880.
The previous prime is 72325483. The next prime is 72325489. The reversal of 72325487 is 78452327.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 72325487 - 22 = 72325483 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 72325487.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (72325483) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13214 + ... + 17867.
It is an arithmetic number, because the mean of its divisors is an integer number (9790830).
Almost surely, 272325487 is an apocalyptic number.
72325487 is a deficient number, since it is larger than the sum of its proper divisors (6001153).
72325487 is a wasteful number, since it uses less digits than its factorization.
72325487 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 31273.
The product of its digits is 94080, while the sum is 38.
The square root of 72325487 is about 8504.4392525316. The cubic root of 72325487 is about 416.6427114406.
The spelling of 72325487 in words is "seventy-two million, three hundred twenty-five thousand, four hundred eighty-seven".
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