Base | Representation |
---|---|
bin | 1001100010001… |
… | …00100110010000 |
3 | 12120111000222210 |
4 | 10301010212100 |
5 | 130433112002 |
6 | 11534032120 |
7 | 1660520466 |
oct | 461044620 |
9 | 176430883 |
10 | 79972752 |
11 | 41162792 |
12 | 22948640 |
13 | 13750b72 |
14 | a89a836 |
15 | 704a96c |
hex | 4c44990 |
79972752 has 40 divisors (see below), whose sum is σ = 207295264. Its totient is φ = 26567424.
The previous prime is 79972747. The next prime is 79972759. The reversal of 79972752 is 25727997.
It is a Harshad number since it is a multiple of its sum of digits (48).
It is not an unprimeable number, because it can be changed into a prime (79972759) 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, 12363 + ... + 17685.
Almost surely, 279972752 is an apocalyptic number.
It is an amenable number.
79972752 is an abundant number, since it is smaller than the sum of its proper divisors (127322512).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
79972752 is a wasteful number, since it uses less digits than its factorization.
79972752 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5647 (or 5641 counting only the distinct ones).
The product of its digits is 555660, while the sum is 48.
The square root of 79972752 is about 8942.7485707695. The cubic root of 79972752 is about 430.8380124209.
The spelling of 79972752 in words is "seventy-nine million, nine hundred seventy-two thousand, seven hundred fifty-two".
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