Base | Representation |
---|---|
bin | 1000101000001… |
… | …11110001110100 |
3 | 12001012110122020 |
4 | 10110013301310 |
5 | 122012233404 |
6 | 11103233140 |
7 | 1536151626 |
oct | 424076164 |
9 | 161173566 |
10 | 72383604 |
11 | 37949967 |
12 | 202a87b0 |
13 | 11cc4747 |
14 | 9882c16 |
15 | 654bed9 |
hex | 4507c74 |
72383604 has 24 divisors (see below), whose sum is σ = 170032800. Its totient is φ = 23965344.
The previous prime is 72383587. The next prime is 72383609. The reversal of 72383604 is 40638327.
It is a super-2 number, since 2×723836042 = 10478772256057632, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (72383609) 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, 18454 + ... + 22029.
It is an arithmetic number, because the mean of its divisors is an integer number (7084700).
Almost surely, 272383604 is an apocalyptic number.
It is an amenable number.
72383604 is an abundant number, since it is smaller than the sum of its proper divisors (97649196).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
72383604 is a wasteful number, since it uses less digits than its factorization.
72383604 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 40639 (or 40637 counting only the distinct ones).
The product of its (nonzero) digits is 24192, while the sum is 33.
The square root of 72383604 is about 8507.8554289551. The cubic root of 72383604 is about 416.7542790343.
The spelling of 72383604 in words is "seventy-two million, three hundred eighty-three thousand, six hundred four".
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