Base | Representation |
---|---|
bin | 1011011100001011000… |
… | …11111000000000000000 |
3 | 1101120121121122002211010 |
4 | 11232011203320000000 |
5 | 22420013144014310 |
6 | 500325120320520 |
7 | 40253646440400 |
oct | 5560543700000 |
9 | 1346547562733 |
10 | 393082798080 |
11 | 141783aa01a5 |
12 | 64222773140 |
13 | 2b0b553525b |
14 | 1504d63a800 |
15 | a3594d7320 |
hex | 5b858f8000 |
393082798080 has 768 divisors, whose sum is σ = 1542012336000. Its totient is φ = 85019590656.
The previous prime is 393082798063. The next prime is 393082798109. The reversal of 393082798080 is 80897280393.
It is a tau number, because it is divible by the number of its divisors (768).
It is a super-2 number, since 2×3930827980802 (a number of 24 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (57).
It is a self number, because there is not a number n which added to its sum of digits gives 393082798080.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 457604691 + ... + 457605549.
Almost surely, 2393082798080 is an apocalyptic number.
393082798080 is a gapful number since it is divisible by the number (30) 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 393082798080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (771006168000).
393082798080 is an abundant number, since it is smaller than the sum of its proper divisors (1148929537920).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
393082798080 is an equidigital number, since it uses as much as digits as its factorization.
393082798080 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 930 (or 895 counting only the distinct ones).
The product of its (nonzero) digits is 5225472, while the sum is 57.
The spelling of 393082798080 in words is "three hundred ninety-three billion, eighty-two million, seven hundred ninety-eight thousand, eighty".
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