Base | Representation |
---|---|
bin | 1000010001001010010001… |
… | …1010000111001000010000 |
3 | 1012012002020002022221102100 |
4 | 2010102210122013020100 |
5 | 2142421140212403304 |
6 | 31200150032120400 |
7 | 1625540126266545 |
oct | 204224432071020 |
9 | 35162202287370 |
10 | 9090909106704 |
11 | 2995484211577 |
12 | 1029a67096100 |
13 | 50c366146719 |
14 | 236006630bcc |
15 | 10b71e783439 |
hex | 844a4687210 |
9090909106704 has 30 divisors (see below), whose sum is σ = 25441919236526. Its totient is φ = 3030303035520.
The previous prime is 9090909106703. The next prime is 9090909106711. The reversal of 9090909106704 is 4076019090909.
It can be written as a sum of positive squares in only one way, i.e., 5747277433104 + 3343631673600 = 2397348^2 + 1828560^2 .
It is not an unprimeable number, because it can be changed into a prime (9090909106703) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 31565656477 + ... + 31565656764.
Almost surely, 29090909106704 is an apocalyptic number.
It is an amenable number.
9090909106704 is an abundant number, since it is smaller than the sum of its proper divisors (16351010129822).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
9090909106704 is a wasteful number, since it uses less digits than its factorization.
9090909106704 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 63131313255 (or 63131313246 counting only the distinct ones).
The product of its (nonzero) digits is 1102248, while the sum is 54.
The spelling of 9090909106704 in words is "nine trillion, ninety billion, nine hundred nine million, one hundred six thousand, seven hundred four".
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