Base | Representation |
---|---|
bin | 1000101100000… |
… | …01110110101110 |
3 | 12002010212112201 |
4 | 10112001312232 |
5 | 122124234010 |
6 | 11122052114 |
7 | 1543333501 |
oct | 426016656 |
9 | 162125481 |
10 | 72883630 |
11 | 38160606 |
12 | 204aa03a |
13 | 1213b211 |
14 | 9973138 |
15 | 65ea23a |
hex | 4581dae |
72883630 has 16 divisors (see below), whose sum is σ = 133039584. Its totient is φ = 28742560.
The previous prime is 72883627. The next prime is 72883663. The reversal of 72883630 is 3638827.
It is a self number, because there is not a number n which added to its sum of digits gives 72883630.
It is a congruent number.
It is an unprimeable number.
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 7 ways as a sum of consecutive naturals, for example, 50617 + ... + 52036.
It is an arithmetic number, because the mean of its divisors is an integer number (8314974).
Almost surely, 272883630 is an apocalyptic number.
72883630 is a deficient number, since it is larger than the sum of its proper divisors (60155954).
72883630 is a wasteful number, since it uses less digits than its factorization.
72883630 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 102731.
The product of its (nonzero) digits is 48384, while the sum is 37.
The square root of 72883630 is about 8537.1909900154. The cubic root of 72883630 is about 417.7117240386.
The spelling of 72883630 in words is "seventy-two million, eight hundred eighty-three thousand, six hundred thirty".
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