Base | Representation |
---|---|
bin | 100001000000110001… |
… | …1011000011110110001 |
3 | 20202222122201012021221 |
4 | 1002001203120132301 |
5 | 2130142102403123 |
6 | 52322351145041 |
7 | 5056536444562 |
oct | 1020143303661 |
9 | 222878635257 |
10 | 70893012913 |
11 | 2807a291978 |
12 | 118a5b15181 |
13 | 68ba465968 |
14 | 3607474169 |
15 | 1c9dc0c25d |
hex | 10818d87b1 |
70893012913 has 2 divisors, whose sum is σ = 70893012914. Its totient is φ = 70893012912.
The previous prime is 70893012877. The next prime is 70893012941. The reversal of 70893012913 is 31921039807.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 38481491889 + 32411521024 = 196167^2 + 180032^2 .
It is a cyclic number.
It is not a de Polignac number, because 70893012913 - 217 = 70892881841 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 70893012913.
It is not a weakly prime, because it can be changed into another prime (70893012973) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35446506456 + 35446506457.
It is an arithmetic number, because the mean of its divisors is an integer number (35446506457).
Almost surely, 270893012913 is an apocalyptic number.
It is an amenable number.
70893012913 is a deficient number, since it is larger than the sum of its proper divisors (1).
70893012913 is an equidigital number, since it uses as much as digits as its factorization.
70893012913 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 81648, while the sum is 43.
The spelling of 70893012913 in words is "seventy billion, eight hundred ninety-three million, twelve thousand, nine hundred thirteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.076 sec. • engine limits •