Base | Representation |
---|---|
bin | 1001011011010… |
… | …01000010010110 |
3 | 12111210100100120 |
4 | 10231221002112 |
5 | 130220322210 |
6 | 11502452410 |
7 | 1650053532 |
oct | 455510226 |
9 | 174710316 |
10 | 79073430 |
11 | 406a9047 |
12 | 22594106 |
13 | 134c7717 |
14 | a704bc2 |
15 | 6e1e270 |
hex | 4b69096 |
79073430 has 64 divisors (see below), whose sum is σ = 198555840. Its totient is φ = 20127744.
The previous prime is 79073417. The next prime is 79073437. The reversal of 79073430 is 3437097.
It is a junction number, because it is equal to n+sod(n) for n = 79073391 and 79073400.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (79073437) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 83922 + ... + 84858.
It is an arithmetic number, because the mean of its divisors is an integer number (3102435).
Almost surely, 279073430 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 79073430, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (99277920).
79073430 is an abundant number, since it is smaller than the sum of its proper divisors (119482410).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
79073430 is a wasteful number, since it uses less digits than its factorization.
79073430 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1073.
The product of its (nonzero) digits is 15876, while the sum is 33.
The square root of 79073430 is about 8892.3242181108. The cubic root of 79073430 is about 429.2169451678.
The spelling of 79073430 in words is "seventy-nine million, seventy-three thousand, four hundred thirty".
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