Base | Representation |
---|---|
bin | 1001011000000010001… |
… | …1111100001111111010 |
3 | 120101202021221002222210 |
4 | 2112000203330033322 |
5 | 10114333044223133 |
6 | 201554515555550 |
7 | 14431324215123 |
oct | 2260043741772 |
9 | 511667832883 |
10 | 161070695418 |
11 | 62345232506 |
12 | 272722bbbb6 |
13 | 1225c029cc9 |
14 | 7b1dbc504a |
15 | 42ca985763 |
hex | 25808fc3fa |
161070695418 has 128 divisors (see below), whose sum is σ = 351853286400. Its totient is φ = 48988800000.
The previous prime is 161070695417. The next prime is 161070695449. The reversal of 161070695418 is 814596070161.
It is a happy number.
161070695418 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not an unprimeable number, because it can be changed into a prime (161070695411) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 134113218 + ... + 134114418.
It is an arithmetic number, because the mean of its divisors is an integer number (2748853800).
Almost surely, 2161070695418 is an apocalyptic number.
161070695418 is an abundant number, since it is smaller than the sum of its proper divisors (190782590982).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
161070695418 is a wasteful number, since it uses less digits than its factorization.
161070695418 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1628.
The product of its (nonzero) digits is 362880, while the sum is 48.
The spelling of 161070695418 in words is "one hundred sixty-one billion, seventy million, six hundred ninety-five thousand, four hundred eighteen".
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