Base | Representation |
---|---|
bin | 10100010111011101111… |
… | …101111000001010100001 |
3 | 11221210120201102011010021 |
4 | 110113131331320022201 |
5 | 140412324104404034 |
6 | 2550543443433441 |
7 | 203055050513011 |
oct | 24273575701241 |
9 | 4853521364107 |
10 | 1399588356769 |
11 | 49a62015a679 |
12 | 1a72bb385881 |
13 | a1c99549ab5 |
14 | 4ba51a93c41 |
15 | 26616e4b6b4 |
hex | 145ddf782a1 |
1399588356769 has 2 divisors, whose sum is σ = 1399588356770. Its totient is φ = 1399588356768.
The previous prime is 1399588356713. The next prime is 1399588356781. The reversal of 1399588356769 is 9676538859931.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 1343188281600 + 56400075169 = 1158960^2 + 237487^2 .
It is a cyclic number.
It is not a de Polignac number, because 1399588356769 - 213 = 1399588348577 is a prime.
It is a super-2 number, since 2×13995883567692 (a number of 25 digits) contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (1399588356799) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 699794178384 + 699794178385.
It is an arithmetic number, because the mean of its divisors is an integer number (699794178385).
Almost surely, 21399588356769 is an apocalyptic number.
It is an amenable number.
1399588356769 is a deficient number, since it is larger than the sum of its proper divisors (1).
1399588356769 is an equidigital number, since it uses as much as digits as its factorization.
1399588356769 is an evil number, because the sum of its binary digits is even.
The product of its digits is 2645395200, while the sum is 79.
The spelling of 1399588356769 in words is "one trillion, three hundred ninety-nine billion, five hundred eighty-eight million, three hundred fifty-six thousand, seven hundred sixty-nine".
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