Base | Representation |
---|---|
bin | 1001011111010… |
… | …11111001000101 |
3 | 12112210120120210 |
4 | 10233223321011 |
5 | 130340000123 |
6 | 11522150033 |
7 | 1654445262 |
oct | 457537105 |
9 | 175716523 |
10 | 79609413 |
11 | 40a34804 |
12 | 227b2319 |
13 | 13654680 |
14 | a804269 |
15 | 6ec7e93 |
hex | 4bebe45 |
79609413 has 16 divisors (see below), whose sum is σ = 117101376. Its totient is φ = 47794560.
The previous prime is 79609393. The next prime is 79609423. The reversal of 79609413 is 31490697.
It is not a de Polignac number, because 79609413 - 25 = 79609381 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (39).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (79609423) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23295 + ... + 26492.
It is an arithmetic number, because the mean of its divisors is an integer number (7318836).
Almost surely, 279609413 is an apocalyptic number.
It is an amenable number.
79609413 is a deficient number, since it is larger than the sum of its proper divisors (37491963).
79609413 is a wasteful number, since it uses less digits than its factorization.
79609413 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 49844.
The product of its (nonzero) digits is 40824, while the sum is 39.
The square root of 79609413 is about 8922.4107168410. The cubic root of 79609413 is about 430.1845485104.
The spelling of 79609413 in words is "seventy-nine million, six hundred nine thousand, four hundred thirteen".
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