Base | Representation |
---|---|
bin | 110010000011011101… |
… | …000001100010010000 |
3 | 12010201120202110210021 |
4 | 302003131001202100 |
5 | 1340032212000222 |
6 | 40405022313224 |
7 | 3611565141250 |
oct | 620335014220 |
9 | 163646673707 |
10 | 53745031312 |
11 | 2087a73a555 |
12 | a4bb128814 |
13 | 50b68cc29b |
14 | 285bc73960 |
15 | 15e8553ac7 |
hex | c83741890 |
53745031312 has 80 divisors (see below), whose sum is σ = 121192243200. Its totient is φ = 22613351040.
The previous prime is 53745031303. The next prime is 53745031367. The reversal of 53745031312 is 21313054735.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1886389 + ... + 1914667.
It is an arithmetic number, because the mean of its divisors is an integer number (1514903040).
Almost surely, 253745031312 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 53745031312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (60596121600).
53745031312 is an abundant number, since it is smaller than the sum of its proper divisors (67447211888).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
53745031312 is a wasteful number, since it uses less digits than its factorization.
53745031312 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 28604 (or 28598 counting only the distinct ones).
The product of its (nonzero) digits is 37800, while the sum is 34.
The spelling of 53745031312 in words is "fifty-three billion, seven hundred forty-five million, thirty-one thousand, three hundred twelve".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •