Base | Representation |
---|---|
bin | 101111100110… |
… | …110111100010 |
3 | 212111001022010 |
4 | 233212313202 |
5 | 11143324340 |
6 | 1123253350 |
7 | 211035516 |
oct | 57466742 |
9 | 25431263 |
10 | 12479970 |
11 | 7054428 |
12 | 421a256 |
13 | 277c5c9 |
14 | 192c146 |
15 | 1167b80 |
hex | be6de2 |
12479970 has 16 divisors (see below), whose sum is σ = 29952000. Its totient is φ = 3327984.
The previous prime is 12479969. The next prime is 12479981. The reversal of 12479970 is 7997421.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 207970 + ... + 208029.
It is an arithmetic number, because the mean of its divisors is an integer number (1872000).
Almost surely, 212479970 is an apocalyptic number.
12479970 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
12479970 is an abundant number, since it is smaller than the sum of its proper divisors (17472030).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12479970 is a wasteful number, since it uses less digits than its factorization.
12479970 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 416009.
The product of its (nonzero) digits is 31752, while the sum is 39.
The square root of 12479970 is about 3532.7001004897. The cubic root of 12479970 is about 231.9554140440.
The spelling of 12479970 in words is "twelve million, four hundred seventy-nine thousand, nine hundred seventy".
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