Base | Representation |
---|---|
bin | 10000000111101000111111… |
… | …101001000100001100011101 |
3 | 100022000101021200002102020112 |
4 | 100013220333221010030131 |
5 | 33243010444231324334 |
6 | 410440054450455405 |
7 | 20634623254415222 |
oct | 2007507751041435 |
9 | 308011250072215 |
10 | 70893797917469 |
11 | 206529887aa57a |
12 | 7b4b839594565 |
13 | 3073344590b97 |
14 | 13713c7277949 |
15 | 82e19c7bd4ce |
hex | 407a3fa4431d |
70893797917469 has 2 divisors, whose sum is σ = 70893797917470. Its totient is φ = 70893797917468.
The previous prime is 70893797917417. The next prime is 70893797917471. The reversal of 70893797917469 is 96471979739807.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 47953893765625 + 22939904151844 = 6924875^2 + 4789562^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-70893797917469 is a prime.
It is a super-2 number, since 2×708937979174692 (a number of 29 digits) contains 22 as substring.
Together with 70893797917471, 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 (70893797917489) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35446898958734 + 35446898958735.
It is an arithmetic number, because the mean of its divisors is an integer number (35446898958735).
Almost surely, 270893797917469 is an apocalyptic number.
It is an amenable number.
70893797917469 is a deficient number, since it is larger than the sum of its proper divisors (1).
70893797917469 is an equidigital number, since it uses as much as digits as its factorization.
70893797917469 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 9073705536, while the sum is 86.
The spelling of 70893797917469 in words is "seventy trillion, eight hundred ninety-three billion, seven hundred ninety-seven million, nine hundred seventeen thousand, four hundred sixty-nine".
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