Base | Representation |
---|---|
bin | 11110100110010000010100… |
… | …10011001100100010101111 |
3 | 22211020101200102121210120002 |
4 | 33103020022103030202233 |
5 | 32304344421344312112 |
6 | 355034210123214515 |
7 | 20113122154232543 |
oct | 1723101223144257 |
9 | 284211612553502 |
10 | 67285130463407 |
11 | 1a49151103282a |
12 | 766838607743b |
13 | 2b70c6450804c |
14 | 1288890d2ba23 |
15 | 7ba39231c1c2 |
hex | 3d320a4cc8af |
67285130463407 has 2 divisors, whose sum is σ = 67285130463408. Its totient is φ = 67285130463406.
The previous prime is 67285130463371. The next prime is 67285130463409. The reversal of 67285130463407 is 70436403158276.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 67285130463407 - 220 = 67285129414831 is a prime.
Together with 67285130463409, it forms a pair of twin primes.
It is a Chen prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (67285130463409) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33642565231703 + 33642565231704.
It is an arithmetic number, because the mean of its divisors is an integer number (33642565231704).
Almost surely, 267285130463407 is an apocalyptic number.
67285130463407 is a deficient number, since it is larger than the sum of its proper divisors (1).
67285130463407 is an equidigital number, since it uses as much as digits as its factorization.
67285130463407 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 20321280, while the sum is 56.
The spelling of 67285130463407 in words is "sixty-seven trillion, two hundred eighty-five billion, one hundred thirty million, four hundred sixty-three thousand, four hundred seven".
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