Base | Representation |
---|---|
bin | 10010111001110000100… |
… | …000001100111111100000 |
3 | 11121011212021201210001201 |
4 | 102321300200030333200 |
5 | 132240241202112113 |
6 | 2432423144010544 |
7 | 162563425352053 |
oct | 22716040147740 |
9 | 4534767653051 |
10 | 1298967613408 |
11 | 460986398933 |
12 | 18b8b9760a54 |
13 | 9565225abba |
14 | 46c2840aa9a |
15 | 23bc8497cdd |
hex | 12e7080cfe0 |
1298967613408 has 24 divisors (see below), whose sum is σ = 2592374582448. Its totient is φ = 640586767104.
The previous prime is 1298967613403. The next prime is 1298967613409. The reversal of 1298967613408 is 8043167698921.
It is a self number, because there is not a number n which added to its sum of digits gives 1298967613408.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1298967613403) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 278030116 + ... + 278034787.
It is an arithmetic number, because the mean of its divisors is an integer number (108015607602).
Almost surely, 21298967613408 is an apocalyptic number.
It is an amenable number.
1298967613408 is a deficient number, since it is larger than the sum of its proper divisors (1293406969040).
1298967613408 is an equidigital number, since it uses as much as digits as its factorization.
1298967613408 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 556064986 (or 556064978 counting only the distinct ones).
The product of its (nonzero) digits is 31352832, while the sum is 64.
The spelling of 1298967613408 in words is "one trillion, two hundred ninety-eight billion, nine hundred sixty-seven million, six hundred thirteen thousand, four hundred eight".
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