Base | Representation |
---|---|
bin | 1000101011110… |
… | …10111000010100 |
3 | 12002002102100120 |
4 | 10111322320110 |
5 | 122122330220 |
6 | 11121311540 |
7 | 1543154265 |
oct | 425727024 |
9 | 162072316 |
10 | 72855060 |
11 | 381410a3 |
12 | 204955b0 |
13 | 1212b205 |
14 | 996696c |
15 | 65e1a40 |
hex | 457ae14 |
72855060 has 48 divisors (see below), whose sum is σ = 204388800. Its totient is φ = 19390464.
The previous prime is 72855059. The next prime is 72855067. The reversal of 72855060 is 6055827.
It is a happy number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (72855067) 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, 45351 + ... + 46929.
It is an arithmetic number, because the mean of its divisors is an integer number (4258100).
Almost surely, 272855060 is an apocalyptic number.
It is an amenable number.
72855060 is an abundant number, since it is smaller than the sum of its proper divisors (131533740).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
72855060 is a wasteful number, since it uses less digits than its factorization.
72855060 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2360 (or 2358 counting only the distinct ones).
The product of its (nonzero) digits is 16800, while the sum is 33.
The square root of 72855060 is about 8535.5175590002. The cubic root of 72855060 is about 417.6571366383.
The spelling of 72855060 in words is "seventy-two million, eight hundred fifty-five thousand, sixty".
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