Base | Representation |
---|---|
bin | 100011010010100101… |
… | …0011010100011100000 |
3 | 21020121121121222002210 |
4 | 1012211022122203200 |
5 | 2220202031234010 |
6 | 54452040242120 |
7 | 5322014253300 |
oct | 1064512324340 |
9 | 236547558083 |
10 | 75785414880 |
11 | 2a15a98898a |
12 | 12830470340 |
13 | 71b9c20576 |
14 | 394d127600 |
15 | 1e884acb20 |
hex | 11a529a8e0 |
75785414880 has 144 divisors (see below), whose sum is σ = 277699499280. Its totient is φ = 17322375168.
The previous prime is 75785414867. The next prime is 75785414891. The reversal of 75785414880 is 8841458757.
It is a Smith number, since the sum of its digits (57) coincides with the sum of the digits of its prime factors.
It is a self number, because there is not a number n which added to its sum of digits gives 75785414880.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1587565 + ... + 1634604.
It is an arithmetic number, because the mean of its divisors is an integer number (1928468745).
Almost surely, 275785414880 is an apocalyptic number.
75785414880 is a gapful number since it is divisible by the number (70) formed by its first and last digit.
It is an amenable number.
75785414880 is an abundant number, since it is smaller than the sum of its proper divisors (201914084400).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
75785414880 is a wasteful number, since it uses less digits than its factorization.
75785414880 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3222201 (or 3222186 counting only the distinct ones).
The product of its (nonzero) digits is 10035200, while the sum is 57.
The spelling of 75785414880 in words is "seventy-five billion, seven hundred eighty-five million, four hundred fourteen thousand, eight hundred eighty".
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