Base | Representation |
---|---|
bin | 111111001101001111… |
… | …111010101101100011 |
3 | 20111011211122012021111 |
4 | 333031033322231203 |
5 | 2102443202330423 |
6 | 51102251004151 |
7 | 4621555402225 |
oct | 771517725543 |
9 | 214154565244 |
10 | 67868011363 |
11 | 268677a5499 |
12 | 111a0a39657 |
13 | 6527839609 |
14 | 33db800415 |
15 | 1b7337a60d |
hex | fcd3fab63 |
67868011363 has 2 divisors, whose sum is σ = 67868011364. Its totient is φ = 67868011362.
The previous prime is 67868011361. The next prime is 67868011399. The reversal of 67868011363 is 36311086876.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 67868011363 - 21 = 67868011361 is a prime.
Together with 67868011361, it forms a pair of twin primes.
It is not a weakly prime, because it can be changed into another prime (67868011361) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33934005681 + 33934005682.
It is an arithmetic number, because the mean of its divisors is an integer number (33934005682).
Almost surely, 267868011363 is an apocalyptic number.
67868011363 is a deficient number, since it is larger than the sum of its proper divisors (1).
67868011363 is an equidigital number, since it uses as much as digits as its factorization.
67868011363 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 870912, while the sum is 49.
The spelling of 67868011363 in words is "sixty-seven billion, eight hundred sixty-eight million, eleven thousand, three hundred sixty-three".
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