Base | Representation |
---|---|
bin | 101010010100111100… |
… | …1001001111010101000 |
3 | 22200121210001020212201 |
4 | 1110221321021322220 |
5 | 2442124133140041 |
6 | 105431345345544 |
7 | 6365342061622 |
oct | 1245171117250 |
9 | 280553036781 |
10 | 90897161896 |
11 | 35605095102 |
12 | 157493382b4 |
13 | 8757963bc8 |
14 | 4584119c12 |
15 | 256eee7631 |
hex | 1529e49ea8 |
90897161896 has 16 divisors (see below), whose sum is σ = 174058395840. Its totient is φ = 44481589680.
The previous prime is 90897161893. The next prime is 90897161939. The reversal of 90897161896 is 69816179809.
It is not an unprimeable number, because it can be changed into a prime (90897161893) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 120873510 + ... + 120874261.
It is an arithmetic number, because the mean of its divisors is an integer number (10878649740).
Almost surely, 290897161896 is an apocalyptic number.
It is an amenable number.
90897161896 is a deficient number, since it is larger than the sum of its proper divisors (83161233944).
90897161896 is a wasteful number, since it uses less digits than its factorization.
90897161896 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 241747824 (or 241747820 counting only the distinct ones).
The product of its (nonzero) digits is 11757312, while the sum is 64.
The spelling of 90897161896 in words is "ninety billion, eight hundred ninety-seven million, one hundred sixty-one thousand, eight hundred ninety-six".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.078 sec. • engine limits •