Base | Representation |
---|---|
bin | 1001011011011… |
… | …01100110100010 |
3 | 12111211022000011 |
4 | 10231231212202 |
5 | 130221422010 |
6 | 11503115134 |
7 | 1650162205 |
oct | 455554642 |
9 | 174738004 |
10 | 79092130 |
11 | 407110a7 |
12 | 225a2aaa |
13 | 135030a0 |
14 | a70b93c |
15 | 6e24a8a |
hex | 4b6d9a2 |
79092130 has 16 divisors (see below), whose sum is σ = 153317304. Its totient is φ = 29203200.
The previous prime is 79092107. The next prime is 79092131. The reversal of 79092130 is 3129097.
It can be written as a sum of positive squares in 4 ways, for example, as 73564929 + 5527201 = 8577^2 + 2351^2 .
It is a junction number, because it is equal to n+sod(n) for n = 79092092 and 79092101.
It is not an unprimeable number, because it can be changed into a prime (79092131) 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, 304071 + ... + 304330.
Almost surely, 279092130 is an apocalyptic number.
79092130 is a deficient number, since it is larger than the sum of its proper divisors (74225174).
79092130 is a wasteful number, since it uses less digits than its factorization.
79092130 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 608421.
The product of its (nonzero) digits is 3402, while the sum is 31.
The square root of 79092130 is about 8893.3756245871. The cubic root of 79092130 is about 429.2507775362.
The spelling of 79092130 in words is "seventy-nine million, ninety-two thousand, one hundred thirty".
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