Base | Representation |
---|---|
bin | 110000110011… |
… | …001000111100 |
3 | 220001220211212 |
4 | 300303020330 |
5 | 11233324010 |
6 | 1134103552 |
7 | 213506366 |
oct | 60631074 |
9 | 26056755 |
10 | 12792380 |
11 | 7248117 |
12 | 434abb8 |
13 | 285b873 |
14 | 19add36 |
15 | 11ca505 |
hex | c3323c |
12792380 has 48 divisors (see below), whose sum is σ = 28153440. Its totient is φ = 4877568.
The previous prime is 12792379. The next prime is 12792389. The reversal of 12792380 is 8329721.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12792389) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 43514 + ... + 43806.
It is an arithmetic number, because the mean of its divisors is an integer number (586530).
Almost surely, 212792380 is an apocalyptic number.
12792380 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 12792380, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14076720).
12792380 is an abundant number, since it is smaller than the sum of its proper divisors (15361060).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12792380 is a wasteful number, since it uses less digits than its factorization.
12792380 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 398 (or 396 counting only the distinct ones).
The product of its (nonzero) digits is 6048, while the sum is 32.
The square root of 12792380 is about 3576.6436780870. The cubic root of 12792380 is about 233.8749910612.
The spelling of 12792380 in words is "twelve million, seven hundred ninety-two thousand, three hundred eighty".
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