Base | Representation |
---|---|
bin | 1010110101111… |
… | …11100010101000 |
3 | 20100011100112020 |
4 | 11122333202220 |
5 | 141241241323 |
6 | 13005344440 |
7 | 2153110410 |
oct | 532774250 |
9 | 210140466 |
10 | 90962088 |
11 | 47389188 |
12 | 26568120 |
13 | 15acab29 |
14 | c11b640 |
15 | 7ebbae3 |
hex | 56bf8a8 |
90962088 has 64 divisors (see below), whose sum is σ = 263487360. Its totient is φ = 25629696.
The previous prime is 90962083. The next prime is 90962089. The reversal of 90962088 is 88026909.
It is a Harshad number since it is a multiple of its sum of digits (42).
It is not an unprimeable number, because it can be changed into a prime (90962083) 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, 8556 + ... + 15972.
It is an arithmetic number, because the mean of its divisors is an integer number (4116990).
Almost surely, 290962088 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 90962088, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (131743680).
90962088 is an abundant number, since it is smaller than the sum of its proper divisors (172525272).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
90962088 is a wasteful number, since it uses less digits than its factorization.
90962088 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7506 (or 7502 counting only the distinct ones).
The product of its (nonzero) digits is 62208, while the sum is 42.
The square root of 90962088 is about 9537.4046784227. The cubic root of 90962088 is about 449.7316721309.
The spelling of 90962088 in words is "ninety million, nine hundred sixty-two thousand, eighty-eight".
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