Base | Representation |
---|---|
bin | 10111000100111… |
… | …101110100001110 |
3 | 222222112200000101 |
4 | 113010331310032 |
5 | 1243104141432 |
6 | 102230321314 |
7 | 12410646040 |
oct | 2704756416 |
9 | 888480011 |
10 | 387177742 |
11 | 189608406 |
12 | a97b923a |
13 | 622a2273 |
14 | 395c7a90 |
15 | 23ece4e7 |
hex | 1713dd0e |
387177742 has 16 divisors (see below), whose sum is σ = 665654400. Its totient is φ = 165453048.
The previous prime is 387177727. The next prime is 387177751. The reversal of 387177742 is 247771783.
It is a junction number, because it is equal to n+sod(n) for n = 387177692 and 387177701.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34992 + ... + 44707.
It is an arithmetic number, because the mean of its divisors is an integer number (41603400).
Almost surely, 2387177742 is an apocalyptic number.
387177742 is a deficient number, since it is larger than the sum of its proper divisors (278476658).
387177742 is a wasteful number, since it uses less digits than its factorization.
387177742 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 80055.
The product of its digits is 460992, while the sum is 46.
The square root of 387177742 is about 19676.8326211309. The cubic root of 387177742 is about 728.8477110867.
The spelling of 387177742 in words is "three hundred eighty-seven million, one hundred seventy-seven thousand, seven hundred forty-two".
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