Base | Representation |
---|---|
bin | 1010110100110… |
… | …10001111100010 |
3 | 20022212120221221 |
4 | 11122122033202 |
5 | 141221344224 |
6 | 13002205254 |
7 | 2151603121 |
oct | 532321742 |
9 | 208776857 |
10 | 90809314 |
11 | 47294422 |
12 | 264b382a |
13 | 15a7642b |
14 | c0bbab8 |
15 | 7e8b6e4 |
hex | 569a3e2 |
90809314 has 4 divisors (see below), whose sum is σ = 136213974. Its totient is φ = 45404656.
The previous prime is 90809309. The next prime is 90809333. The reversal of 90809314 is 41390809.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 41390809 = 491 ⋅84299.
It can be written as a sum of positive squares in only one way, i.e., 54508689 + 36300625 = 7383^2 + 6025^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 90809314.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22702327 + ... + 22702330.
Almost surely, 290809314 is an apocalyptic number.
90809314 is a deficient number, since it is larger than the sum of its proper divisors (45404660).
90809314 is a wasteful number, since it uses less digits than its factorization.
90809314 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 45404659.
The product of its (nonzero) digits is 7776, while the sum is 34.
The square root of 90809314 is about 9529.3921107277. The cubic root of 90809314 is about 449.4797510307.
The spelling of 90809314 in words is "ninety million, eight hundred nine thousand, three hundred fourteen".
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