Base | Representation |
---|---|
bin | 100011011110000110010100… |
… | …1111101010011100010101001 |
3 | 1111220200220120100220100002112 |
4 | 1012330030221331103202221 |
5 | 311343302011341020014 |
6 | 3023322454413412105 |
7 | 122501154116042642 |
oct | 10674145175234251 |
9 | 1456626510810075 |
10 | 312000013220009 |
11 | 9045a50a703754 |
12 | 2abab83919a035 |
13 | 10512623772a9a |
14 | 5708c4a0966c9 |
15 | 2610c829e173e |
hex | 11bc329f538a9 |
312000013220009 has 2 divisors, whose sum is σ = 312000013220010. Its totient is φ = 312000013220008.
The previous prime is 312000013220003. The next prime is 312000013220039. The reversal of 312000013220009 is 900022310000213.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 184729959571600 + 127270053648409 = 13591540^2 + 11281403^2 .
It is a cyclic number.
It is not a de Polignac number, because 312000013220009 - 28 = 312000013219753 is a prime.
It is not a weakly prime, because it can be changed into another prime (312000013220003) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156000006610004 + 156000006610005.
It is an arithmetic number, because the mean of its divisors is an integer number (156000006610005).
Almost surely, 2312000013220009 is an apocalyptic number.
It is an amenable number.
312000013220009 is a deficient number, since it is larger than the sum of its proper divisors (1).
312000013220009 is an equidigital number, since it uses as much as digits as its factorization.
312000013220009 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 648, while the sum is 23.
The spelling of 312000013220009 in words is "three hundred twelve trillion, thirteen million, two hundred twenty thousand, nine".
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