Base | Representation |
---|---|
bin | 100001000001001110… |
… | …0011010000101000110 |
3 | 20210000200211200010121 |
4 | 1002002130122011012 |
5 | 2130204414233140 |
6 | 52324043412154 |
7 | 5060110505140 |
oct | 1020234320506 |
9 | 223020750117 |
10 | 70907961670 |
11 | 28087772117 |
12 | 118aab2405a |
13 | 68c059ab90 |
14 | 3609445c90 |
15 | 1ca01b164a |
hex | 108271a146 |
70907961670 has 32 divisors (see below), whose sum is σ = 157088409408. Its totient is φ = 22441200768.
The previous prime is 70907961637. The next prime is 70907961697. The reversal of 70907961670 is 7616970907.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38959509 + ... + 38961328.
It is an arithmetic number, because the mean of its divisors is an integer number (4909012794).
Almost surely, 270907961670 is an apocalyptic number.
70907961670 is a gapful number since it is divisible by the number (70) formed by its first and last digit.
70907961670 is an abundant number, since it is smaller than the sum of its proper divisors (86180447738).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
70907961670 is a wasteful number, since it uses less digits than its factorization.
70907961670 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 77920864.
The product of its (nonzero) digits is 1000188, while the sum is 52.
The spelling of 70907961670 in words is "seventy billion, nine hundred seven million, nine hundred sixty-one thousand, six hundred seventy".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.078 sec. • engine limits •