Base | Representation |
---|---|
bin | 110011111101111110… |
… | …010100101001110100 |
3 | 12100000211122012110222 |
4 | 303331332110221310 |
5 | 1403234422040344 |
6 | 41345012033512 |
7 | 4013535052550 |
oct | 637576245164 |
9 | 170024565428 |
10 | 55800580724 |
11 | 21734a78219 |
12 | a993602898 |
13 | 5353725905 |
14 | 29b4c6c860 |
15 | 16b8c3a5ee |
hex | cfdf94a74 |
55800580724 has 48 divisors (see below), whose sum is σ = 115843996800. Its totient is φ = 23010992256.
The previous prime is 55800580709. The next prime is 55800580757. The reversal of 55800580724 is 42708500855.
It is a super-2 number, since 2×558005807242 (a number of 22 digits) contains 22 as substring.
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, 120647 + ... + 355185.
It is an arithmetic number, because the mean of its divisors is an integer number (2413416600).
Almost surely, 255800580724 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 55800580724, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (57921998400).
55800580724 is an abundant number, since it is smaller than the sum of its proper divisors (60043416076).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
55800580724 is a wasteful number, since it uses less digits than its factorization.
55800580724 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 234872 (or 234870 counting only the distinct ones).
The product of its (nonzero) digits is 448000, while the sum is 44.
The spelling of 55800580724 in words is "fifty-five billion, eight hundred million, five hundred eighty thousand, seven hundred twenty-four".
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