Base | Representation |
---|---|
bin | 111111010111010000… |
… | …100110011110001111 |
3 | 20111121112200000021212 |
4 | 333113100212132033 |
5 | 2103314201302032 |
6 | 51131050445035 |
7 | 4625665066403 |
oct | 772720463617 |
9 | 214545600255 |
10 | 68035962767 |
11 | 26943588903 |
12 | 1122913377b |
13 | 6553582346 |
14 | 3415c3d103 |
15 | 1b82ea3bb2 |
hex | fd742678f |
68035962767 has 2 divisors, whose sum is σ = 68035962768. Its totient is φ = 68035962766.
The previous prime is 68035962727. The next prime is 68035962773. The reversal of 68035962767 is 76726953086.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 68035962767 - 26 = 68035962703 is a prime.
It is a super-2 number, since 2×680359627672 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (68035962707) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34017981383 + 34017981384.
It is an arithmetic number, because the mean of its divisors is an integer number (34017981384).
Almost surely, 268035962767 is an apocalyptic number.
68035962767 is a deficient number, since it is larger than the sum of its proper divisors (1).
68035962767 is an equidigital number, since it uses as much as digits as its factorization.
68035962767 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 22861440, while the sum is 59.
The spelling of 68035962767 in words is "sixty-eight billion, thirty-five million, nine hundred sixty-two thousand, seven hundred sixty-seven".
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