Base | Representation |
---|---|
bin | 10110101000001… |
… | …101011111000010 |
3 | 222110100200211100 |
4 | 112220031133002 |
5 | 1234141432441 |
6 | 101400555230 |
7 | 12256612263 |
oct | 2650153702 |
9 | 873320740 |
10 | 379639746 |
11 | 185329a62 |
12 | a7182b16 |
13 | 60863205 |
14 | 385c496a |
15 | 234e0cb6 |
hex | 16a0d7c2 |
379639746 has 24 divisors (see below), whose sum is σ = 842616684. Its totient is φ = 123459840.
The previous prime is 379639739. The next prime is 379639747. The reversal of 379639746 is 647936973.
It can be written as a sum of positive squares in 2 ways, for example, as 298909521 + 80730225 = 17289^2 + 8985^2 .
It is a junction number, because it is equal to n+sod(n) for n = 379639692 and 379639701.
It is not an unprimeable number, because it can be changed into a prime (379639747) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 256471 + ... + 257946.
Almost surely, 2379639746 is an apocalyptic number.
379639746 is an abundant number, since it is smaller than the sum of its proper divisors (462976938).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
379639746 is a wasteful number, since it uses less digits than its factorization.
379639746 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 514466 (or 514463 counting only the distinct ones).
The product of its digits is 5143824, while the sum is 54.
The square root of 379639746 is about 19484.3461784069. The cubic root of 379639746 is about 724.0866793345.
The spelling of 379639746 in words is "three hundred seventy-nine million, six hundred thirty-nine thousand, seven hundred forty-six".
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