Base | Representation |
---|---|
bin | 1001011110011… |
… | …10110011100001 |
3 | 12112120112011012 |
4 | 10233032303201 |
5 | 130322142043 |
6 | 11515430305 |
7 | 1653441032 |
oct | 457166341 |
9 | 175515135 |
10 | 79490273 |
11 | 40963245 |
12 | 22755395 |
13 | 13612385 |
14 | a7b2a89 |
15 | 6ea2a18 |
hex | 4bcece1 |
79490273 has 8 divisors (see below), whose sum is σ = 81550656. Its totient is φ = 77439600.
The previous prime is 79490263. The next prime is 79490297. The reversal of 79490273 is 37209497.
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 79490273 - 26 = 79490209 is a prime.
It is a super-2 number, since 2×794902732 = 12637407003229058, which contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 79490273.
It is not an unprimeable number, because it can be changed into a prime (79490263) 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, 15908 + ... + 20298.
It is an arithmetic number, because the mean of its divisors is an integer number (10193832).
Almost surely, 279490273 is an apocalyptic number.
It is an amenable number.
79490273 is a deficient number, since it is larger than the sum of its proper divisors (2060383).
79490273 is a wasteful number, since it uses less digits than its factorization.
79490273 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4855.
The product of its (nonzero) digits is 95256, while the sum is 41.
The square root of 79490273 is about 8915.7317703035. The cubic root of 79490273 is about 429.9698428463.
The spelling of 79490273 in words is "seventy-nine million, four hundred ninety thousand, two hundred seventy-three".
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