Base | Representation |
---|---|
bin | 1011000011100100001… |
… | …01000010000001001000 |
3 | 1100022111212101102220012 |
4 | 11201302011002001020 |
5 | 22210433441344111 |
6 | 450302122451052 |
7 | 36305362411046 |
oct | 5416205020110 |
9 | 1308455342805 |
10 | 379871043656 |
11 | 137114334595 |
12 | 61756063a88 |
13 | 29a8b321ca0 |
14 | 14558b0d396 |
15 | 9d346a848b |
hex | 5872142048 |
379871043656 has 64 divisors (see below), whose sum is σ = 809966606400. Its totient is φ = 165573220608.
The previous prime is 379871043649. The next prime is 379871043679. The reversal of 379871043656 is 656340178973.
It is a junction number, because it is equal to n+sod(n) for n = 379871043595 and 379871043604.
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, 323171 + ... + 929613.
It is an arithmetic number, because the mean of its divisors is an integer number (12655728225).
Almost surely, 2379871043656 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 379871043656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (404983303200).
379871043656 is an abundant number, since it is smaller than the sum of its proper divisors (430095562744).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
379871043656 is a wasteful number, since it uses less digits than its factorization.
379871043656 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 606798 (or 606794 counting only the distinct ones).
The product of its (nonzero) digits is 22861440, while the sum is 59.
The spelling of 379871043656 in words is "three hundred seventy-nine billion, eight hundred seventy-one million, forty-three thousand, six hundred fifty-six".
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