Base | Representation |
---|---|
bin | 100011000010101101… |
… | …1100011010100100000 |
3 | 21012020111212100000100 |
4 | 1012011123203110200 |
5 | 2213104234130240 |
6 | 54323141422400 |
7 | 5302561153230 |
oct | 1060533432440 |
9 | 235214770010 |
10 | 75253036320 |
11 | 29a07417000 |
12 | 1270210aa00 |
13 | 713383c977 |
14 | 38dc543cc0 |
15 | 1e5689ae30 |
hex | 11856e3520 |
75253036320 has 1152 divisors, whose sum is σ = 331503943680. Its totient is φ = 15221606400.
The previous prime is 75253036307. The next prime is 75253036321. The reversal of 75253036320 is 2363035257.
75253036320 is a `hidden beast` number, since 7 + 5 + 25 + 303 + 6 + 320 = 666.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is not an unprimeable number, because it can be changed into a prime (75253036321) by changing a digit.
It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 952570041 + ... + 952570119.
It is an arithmetic number, because the mean of its divisors is an integer number (287763840).
Almost surely, 275253036320 is an apocalyptic number.
75253036320 is a gapful number since it is divisible by the number (70) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 75253036320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (165751971840).
75253036320 is an abundant number, since it is smaller than the sum of its proper divisors (256250907360).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
75253036320 is a wasteful number, since it uses less digits than its factorization.
75253036320 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 211 (or 178 counting only the distinct ones).
The product of its (nonzero) digits is 113400, while the sum is 36.
The spelling of 75253036320 in words is "seventy-five billion, two hundred fifty-three million, thirty-six thousand, three hundred twenty".
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