Base | Representation |
---|---|
bin | 100000101000110111… |
… | …0111111111111110001 |
3 | 20200220202010010012020 |
4 | 1001101232333333301 |
5 | 2122021213030420 |
6 | 52111012022053 |
7 | 5030625363462 |
oct | 1012156777761 |
9 | 220822103166 |
10 | 70090751985 |
11 | 277a8447411 |
12 | 11701301929 |
13 | 67c01a0957 |
14 | 356cabad69 |
15 | 1c5358a340 |
hex | 1051bbfff1 |
70090751985 has 8 divisors (see below), whose sum is σ = 112145203200. Its totient is φ = 37381734384.
The previous prime is 70090751957. The next prime is 70090752041. The reversal of 70090751985 is 58915709007.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 70090751985 - 28 = 70090751729 is a prime.
It is an unprimeable number.
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, 2336358385 + ... + 2336358414.
It is an arithmetic number, because the mean of its divisors is an integer number (14018150400).
Almost surely, 270090751985 is an apocalyptic number.
It is an amenable number.
70090751985 is a deficient number, since it is larger than the sum of its proper divisors (42054451215).
70090751985 is a wasteful number, since it uses less digits than its factorization.
70090751985 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4672716807.
The product of its (nonzero) digits is 793800, while the sum is 51.
The spelling of 70090751985 in words is "seventy billion, ninety million, seven hundred fifty-one thousand, nine hundred eighty-five".
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