Base | Representation |
---|---|
bin | 1010101111011… |
… | …10000111110111 |
3 | 20021112202212201 |
4 | 11113232013313 |
5 | 141031314221 |
6 | 12535125331 |
7 | 2142605533 |
oct | 527560767 |
9 | 207482781 |
10 | 90104311 |
11 | 46952780 |
12 | 26213847 |
13 | 1588a57b |
14 | bd76bc3 |
15 | 7d9c891 |
hex | 55ee1f7 |
90104311 has 16 divisors (see below), whose sum is σ = 100869120. Its totient is φ = 79786080.
The previous prime is 90104291. The next prime is 90104351. The reversal of 90104311 is 11340109.
It is a happy number.
It is not a de Polignac number, because 90104311 - 29 = 90103799 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (90104351) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 205030 + ... + 205468.
It is an arithmetic number, because the mean of its divisors is an integer number (6304320).
Almost surely, 290104311 is an apocalyptic number.
90104311 is a deficient number, since it is larger than the sum of its proper divisors (10764809).
90104311 is a wasteful number, since it uses less digits than its factorization.
90104311 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 894.
The product of its (nonzero) digits is 108, while the sum is 19.
The square root of 90104311 is about 9492.3290608786. The cubic root of 90104311 is about 448.3135410741.
It can be divided in two parts, 90 and 104311, that added together give a palindrome (104401).
The spelling of 90104311 in words is "ninety million, one hundred four thousand, three hundred eleven".
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