Base | Representation |
---|---|
bin | 1001011101111… |
… | …10011011111110 |
3 | 12112110010012010 |
4 | 10232332123332 |
5 | 130313020410 |
6 | 11514152050 |
7 | 1653041415 |
oct | 456763376 |
9 | 175403163 |
10 | 79423230 |
11 | 40917937 |
12 | 22722626 |
13 | 135ba9c3 |
14 | a79647c |
15 | 6e8cc20 |
hex | 4bbe6fe |
79423230 has 32 divisors (see below), whose sum is σ = 200649600. Its totient is φ = 20064672.
The previous prime is 79423229. The next prime is 79423231. The reversal of 79423230 is 3232497.
It is an interprime number because it is at equal distance from previous prime (79423229) and next prime (79423231).
It is a Harshad number since it is a multiple of its sum of digits (30).
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (79423231) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 69100 + ... + 70239.
It is an arithmetic number, because the mean of its divisors is an integer number (6270300).
Almost surely, 279423230 is an apocalyptic number.
79423230 is an abundant number, since it is smaller than the sum of its proper divisors (121226370).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
79423230 is a wasteful number, since it uses less digits than its factorization.
79423230 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 139368.
The product of its (nonzero) digits is 9072, while the sum is 30.
The square root of 79423230 is about 8911.9711624309. The cubic root of 79423230 is about 429.8489283617.
The spelling of 79423230 in words is "seventy-nine million, four hundred twenty-three thousand, two hundred thirty".
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