Base | Representation |
---|---|
bin | 10110101001111… |
… | …011110101011100 |
3 | 222111012122211212 |
4 | 112221323311130 |
5 | 1234300413430 |
6 | 101414403552 |
7 | 12263504120 |
oct | 2651736534 |
9 | 874178755 |
10 | 380091740 |
11 | 185608606 |
12 | a73605b8 |
13 | 60990b72 |
14 | 386a1580 |
15 | 2357eb95 |
hex | 16a7bd5c |
380091740 has 24 divisors (see below), whose sum is σ = 912220512. Its totient is φ = 130317120.
The previous prime is 380091727. The next prime is 380091743. The reversal of 380091740 is 47190083.
It is a junction number, because it is equal to n+sod(n) for n = 380091697 and 380091706.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (380091743) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1357331 + ... + 1357610.
It is an arithmetic number, because the mean of its divisors is an integer number (38009188).
Almost surely, 2380091740 is an apocalyptic number.
It is an amenable number.
380091740 is an abundant number, since it is smaller than the sum of its proper divisors (532128772).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
380091740 is a wasteful number, since it uses less digits than its factorization.
380091740 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2714957 (or 2714955 counting only the distinct ones).
The product of its (nonzero) digits is 6048, while the sum is 32.
The square root of 380091740 is about 19495.9416289647. The cubic root of 380091740 is about 724.3739280026.
The spelling of 380091740 in words is "three hundred eighty million, ninety-one thousand, seven hundred forty".
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