Base | Representation |
---|---|
bin | 1010110101100… |
… | …11010100111100 |
3 | 20100001210220100 |
4 | 11122303110330 |
5 | 141233141220 |
6 | 13004321100 |
7 | 2152511511 |
oct | 532632474 |
9 | 210053810 |
10 | 90912060 |
11 | 47354638 |
12 | 26543190 |
13 | 15ab1125 |
14 | c107308 |
15 | 7eabd90 |
hex | 56b353c |
90912060 has 36 divisors (see below), whose sum is σ = 275767128. Its totient is φ = 24243168.
The previous prime is 90912043. The next prime is 90912067. The reversal of 90912060 is 6021909.
It is a happy number.
It is a tau number, because it is divible by the number of its divisors (36).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (90912067) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 252354 + ... + 252713.
It is an arithmetic number, because the mean of its divisors is an integer number (7660198).
Almost surely, 290912060 is an apocalyptic number.
90912060 is a gapful number since it is divisible by the number (90) formed by its first and last digit.
It is an amenable number.
90912060 is an abundant number, since it is smaller than the sum of its proper divisors (184855068).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
90912060 is a wasteful number, since it uses less digits than its factorization.
90912060 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 505082 (or 505077 counting only the distinct ones).
The product of its (nonzero) digits is 972, while the sum is 27.
The square root of 90912060 is about 9534.7815916255. The cubic root of 90912060 is about 449.6492080971.
Adding to 90912060 its reverse (6021909), we get a palindrome (96933969).
The spelling of 90912060 in words is "ninety million, nine hundred twelve thousand, sixty".
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