Base | Representation |
---|---|
bin | 1011000100011101001… |
… | …01110001010111100100 |
3 | 1100100202012110212100000 |
4 | 11202032211301113210 |
5 | 22212423420411020 |
6 | 450421411221300 |
7 | 36323261312532 |
oct | 5421645612744 |
9 | 1310665425300 |
10 | 380349388260 |
11 | 13733a34aa06 |
12 | 6186a2a7830 |
13 | 29b3646432a |
14 | 145a2469152 |
15 | 9d61695090 |
hex | 588e9715e4 |
380349388260 has 144 divisors (see below), whose sum is σ = 1207640581056. Its totient is φ = 100478454912.
The previous prime is 380349388231. The next prime is 380349388313. The reversal of 380349388260 is 62883943083.
It is a happy number.
380349388260 is a `hidden beast` number, since 3 + 8 + 0 + 349 + 38 + 8 + 260 = 666.
It is a Harshad number since it is a multiple of its sum of digits (54).
It is a junction number, because it is equal to n+sod(n) for n = 380349388197 and 380349388206.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 154314 + ... + 885726.
It is an arithmetic number, because the mean of its divisors is an integer number (8386392924).
Almost surely, 2380349388260 is an apocalyptic number.
380349388260 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 380349388260, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (603820290528).
380349388260 is an abundant number, since it is smaller than the sum of its proper divisors (827291192796).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
380349388260 is a wasteful number, since it uses less digits than its factorization.
380349388260 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 731544 (or 731530 counting only the distinct ones).
The product of its (nonzero) digits is 5971968, while the sum is 54.
The spelling of 380349388260 in words is "three hundred eighty billion, three hundred forty-nine million, three hundred eighty-eight thousand, two hundred sixty".
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