Base | Representation |
---|---|
bin | 101010001111011001… |
… | …0100110001100000000 |
3 | 22200010210112211102021 |
4 | 1110132302212030000 |
5 | 2441233442041222 |
6 | 105401053131224 |
7 | 6360620604544 |
oct | 1243662461400 |
9 | 280123484367 |
10 | 90710893312 |
11 | 35519a30826 |
12 | 156b6a89b14 |
13 | 87281a6a00 |
14 | 45674ada24 |
15 | 255d9a1ac7 |
hex | 151eca6300 |
90710893312 has 108 divisors (see below), whose sum is σ = 199395899640. Its totient is φ = 41155805184.
The previous prime is 90710893289. The next prime is 90710893477. The reversal of 90710893312 is 21339801709.
It is a super-2 number, since 2×907108933122 (a number of 23 digits) contains 22 as substring.
It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2534808 + ... + 2570344.
It is an arithmetic number, because the mean of its divisors is an integer number (1846258330).
Almost surely, 290710893312 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 90710893312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (99697949820).
90710893312 is an abundant number, since it is smaller than the sum of its proper divisors (108685006328).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
90710893312 is a wasteful number, since it uses less digits than its factorization.
90710893312 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 35638 (or 35611 counting only the distinct ones).
The product of its (nonzero) digits is 81648, while the sum is 43.
The spelling of 90710893312 in words is "ninety billion, seven hundred ten million, eight hundred ninety-three thousand, three hundred twelve".
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