Base | Representation |
---|---|
bin | 100000101001111110… |
… | …1011000011111111111 |
3 | 20201000100100102012202 |
4 | 1001103331120133333 |
5 | 2122110241424144 |
6 | 52114424022115 |
7 | 5031560550254 |
oct | 1012375303777 |
9 | 221010312182 |
10 | 70128076799 |
11 | 27817520070 |
12 | 1171190193b |
13 | 67c7b3b941 |
14 | 3573a3542b |
15 | 1c569ae64e |
hex | 1053f587ff |
70128076799 has 8 divisors (see below), whose sum is σ = 78571015248. Its totient is φ = 62029748160.
The previous prime is 70128076729. The next prime is 70128076841. The reversal of 70128076799 is 99767082107.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a de Polignac number, because none of the positive numbers 2k-70128076799 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (70128076729) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 86152022 + ... + 86152835.
It is an arithmetic number, because the mean of its divisors is an integer number (9821376906).
Almost surely, 270128076799 is an apocalyptic number.
70128076799 is a deficient number, since it is larger than the sum of its proper divisors (8442938449).
70128076799 is a wasteful number, since it uses less digits than its factorization.
70128076799 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 172304905.
The product of its (nonzero) digits is 2667168, while the sum is 56.
The spelling of 70128076799 in words is "seventy billion, one hundred twenty-eight million, seventy-six thousand, seven hundred ninety-nine".
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