Base | Representation |
---|---|
bin | 1001000010011… |
… | …11000000010100 |
3 | 12021200002222000 |
4 | 10201033000110 |
5 | 123402233301 |
6 | 11305035300 |
7 | 1610316462 |
oct | 441170024 |
9 | 167602860 |
10 | 75821076 |
11 | 39887551 |
12 | 21485b30 |
13 | 12929256 |
14 | a0d9832 |
15 | 69ca786 |
hex | 484f014 |
75821076 has 48 divisors (see below), whose sum is σ = 197426880. Its totient is φ = 25164000.
The previous prime is 75821069. The next prime is 75821101. The reversal of 75821076 is 67012857.
75821076 is a `hidden beast` number, since 7 + 582 + 1 + 0 + 76 = 666.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a self number, because there is not a number n which added to its sum of digits gives 75821076.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25710 + ... + 28506.
It is an arithmetic number, because the mean of its divisors is an integer number (4113060).
Almost surely, 275821076 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 75821076, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (98713440).
75821076 is an abundant number, since it is smaller than the sum of its proper divisors (121605804).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
75821076 is a wasteful number, since it uses less digits than its factorization.
75821076 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3061 (or 3053 counting only the distinct ones).
The product of its (nonzero) digits is 23520, while the sum is 36.
The square root of 75821076 is about 8707.5298449101. The cubic root of 75821076 is about 423.2496891115.
The spelling of 75821076 in words is "seventy-five million, eight hundred twenty-one thousand, seventy-six".
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