Base | Representation |
---|---|
bin | 1010110000111… |
… | …10001111111010 |
3 | 20021220210021120 |
4 | 11120132033322 |
5 | 141104121214 |
6 | 12543250110 |
7 | 2144356326 |
oct | 530361772 |
9 | 207823246 |
10 | 90301434 |
11 | 46a77893 |
12 | 262a9936 |
13 | 15929202 |
14 | bdc8986 |
15 | 7ddaea9 |
hex | 561e3fa |
90301434 has 32 divisors (see below), whose sum is σ = 185734080. Its totient is φ = 29251200.
The previous prime is 90301391. The next prime is 90301441. The reversal of 90301434 is 43410309.
It is an alternating number because its digits alternate between odd and even.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 80872 + ... + 81980.
It is an arithmetic number, because the mean of its divisors is an integer number (5804190).
Almost surely, 290301434 is an apocalyptic number.
90301434 is an abundant number, since it is smaller than the sum of its proper divisors (95432646).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
90301434 is a wasteful number, since it uses less digits than its factorization.
90301434 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1486.
The product of its (nonzero) digits is 1296, while the sum is 24.
The square root of 90301434 is about 9502.7066670502. The cubic root of 90301434 is about 448.6402311157.
The spelling of 90301434 in words is "ninety million, three hundred one thousand, four hundred thirty-four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.077 sec. • engine limits •