Base | Representation |
---|---|
bin | 1001100000010… |
… | …01011001000101 |
3 | 12120000201100001 |
4 | 10300021121011 |
5 | 130402331440 |
6 | 11524521301 |
7 | 1655460460 |
oct | 460113105 |
9 | 176021301 |
10 | 79730245 |
11 | 41007571 |
12 | 22850231 |
13 | 1369767a |
14 | a8362d7 |
15 | 6eedb9a |
hex | 4c09645 |
79730245 has 8 divisors (see below), whose sum is σ = 109344384. Its totient is φ = 54672144.
The previous prime is 79730159. The next prime is 79730249. The reversal of 79730245 is 54203797.
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 79730245 - 225 = 46175813 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (79730249) 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, 1138969 + ... + 1139038.
It is an arithmetic number, because the mean of its divisors is an integer number (13668048).
Almost surely, 279730245 is an apocalyptic number.
It is an amenable number.
79730245 is a deficient number, since it is larger than the sum of its proper divisors (29614139).
79730245 is a wasteful number, since it uses less digits than its factorization.
79730245 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2278019.
The product of its (nonzero) digits is 52920, while the sum is 37.
The square root of 79730245 is about 8929.1794135856. The cubic root of 79730245 is about 430.4020846908.
The spelling of 79730245 in words is "seventy-nine million, seven hundred thirty thousand, two hundred forty-five".
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