Base | Representation |
---|---|
bin | 10001111101100110011111… |
… | …000000101001011001011111 |
3 | 101100201022210220201200202001 |
4 | 101331212133000221121133 |
5 | 40323314000303102424 |
6 | 440004033300143131 |
7 | 22432363450551556 |
oct | 2175463700513137 |
9 | 340638726650661 |
10 | 79000001222239 |
11 | 23198792189569 |
12 | 8a3a890697aa7 |
13 | 351088bc03ac6 |
14 | 1571898788d9d |
15 | 91ee88364844 |
hex | 47d99f02965f |
79000001222239 has 2 divisors, whose sum is σ = 79000001222240. Its totient is φ = 79000001222238.
The previous prime is 79000001222183. The next prime is 79000001222309. The reversal of 79000001222239 is 93222210000097.
It is a weak prime.
It is an emirp because it is prime and its reverse (93222210000097) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 79000001222239 - 27 = 79000001222111 is a prime.
It is a super-2 number, since 2×790000012222392 (a number of 29 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 79000001222198 and 79000001222207.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (79000001222039) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39500000611119 + 39500000611120.
It is an arithmetic number, because the mean of its divisors is an integer number (39500000611120).
Almost surely, 279000001222239 is an apocalyptic number.
79000001222239 is a deficient number, since it is larger than the sum of its proper divisors (1).
79000001222239 is an equidigital number, since it uses as much as digits as its factorization.
79000001222239 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 27216, while the sum is 37.
The spelling of 79000001222239 in words is "seventy-nine trillion, one million, two hundred twenty-two thousand, two hundred thirty-nine".
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