Base | Representation |
---|---|
bin | 1001000110000010010110… |
… | …0111111001011010000000 |
3 | 1022101220222110102202100210 |
4 | 2101200211213321122000 |
5 | 2302312044130041312 |
6 | 33133342200514120 |
7 | 2051266230543360 |
oct | 221404547713200 |
9 | 38356873382323 |
10 | 9999315080832 |
11 | 320575a755120 |
12 | 1155b2647b940 |
13 | 576c152994cc |
14 | 267d8019c9a0 |
15 | 125189c4de3c |
hex | 918259f9680 |
9999315080832 has 512 divisors, whose sum is σ = 33631788072960. Its totient is φ = 2556978278400.
The previous prime is 9999315080831. The next prime is 9999315080857. The reversal of 9999315080832 is 2380805139999.
It is a Harshad number since it is a multiple of its sum of digits (66).
It is not an unprimeable number, because it can be changed into a prime (9999315080831) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 491912653 + ... + 491932979.
It is an arithmetic number, because the mean of its divisors is an integer number (65687086080).
Almost surely, 29999315080832 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 9999315080832, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16815894036480).
9999315080832 is an abundant number, since it is smaller than the sum of its proper divisors (23632472992128).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
9999315080832 is a wasteful number, since it uses less digits than its factorization.
9999315080832 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20620 (or 20608 counting only the distinct ones).
The product of its (nonzero) digits is 37791360, while the sum is 66.
The spelling of 9999315080832 in words is "nine trillion, nine hundred ninety-nine billion, three hundred fifteen million, eighty thousand, eight hundred thirty-two".
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