Base | Representation |
---|---|
bin | 1010101111100… |
… | …01000100111100 |
3 | 20021120101110220 |
4 | 11113301010330 |
5 | 141032211122 |
6 | 12535301340 |
7 | 2142656031 |
oct | 527610474 |
9 | 207511426 |
10 | 90116412 |
11 | 46960881 |
12 | 2621a850 |
13 | 15892c29 |
14 | bd7b388 |
15 | 7da125c |
hex | 55f113c |
90116412 has 24 divisors (see below), whose sum is σ = 211274112. Its totient is φ = 29895600.
The previous prime is 90116399. The next prime is 90116413. The reversal of 90116412 is 21461109.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (90116413) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15264 + ... + 20327.
It is an arithmetic number, because the mean of its divisors is an integer number (8803088).
Almost surely, 290116412 is an apocalyptic number.
It is an amenable number.
90116412 is an abundant number, since it is smaller than the sum of its proper divisors (121157700).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
90116412 is a wasteful number, since it uses less digits than its factorization.
90116412 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 35809 (or 35807 counting only the distinct ones).
The product of its (nonzero) digits is 432, while the sum is 24.
The square root of 90116412 is about 9492.9664489031. The cubic root of 90116412 is about 448.3336096637. Note that the first 3 decimals are identical.
The spelling of 90116412 in words is "ninety million, one hundred sixteen thousand, four hundred twelve".
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