Base | Representation |
---|---|
bin | 10110100110010… |
… | …000111001011111 |
3 | 222102101202211002 |
4 | 112212100321133 |
5 | 1234024120224 |
6 | 101342020515 |
7 | 12252355433 |
oct | 2646207137 |
9 | 872352732 |
10 | 379129439 |
11 | 185010617 |
12 | a6b7773b |
13 | 60714b60 |
14 | 384d09c3 |
15 | 2343e9ae |
hex | 16990e5f |
379129439 has 16 divisors (see below), whose sum is σ = 430560480. Its totient is φ = 330946560.
The previous prime is 379129433. The next prime is 379129451. The reversal of 379129439 is 934921973.
It is a happy number.
It is not a de Polignac number, because 379129439 - 28 = 379129183 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 379129393 and 379129402.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (379129433) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 186959 + ... + 188975.
It is an arithmetic number, because the mean of its divisors is an integer number (26910030).
Almost surely, 2379129439 is an apocalyptic number.
379129439 is a deficient number, since it is larger than the sum of its proper divisors (51431041).
379129439 is a wasteful number, since it uses less digits than its factorization.
379129439 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2810.
The product of its digits is 367416, while the sum is 47.
The square root of 379129439 is about 19471.2464675480. The cubic root of 379129439 is about 723.7620977711.
The spelling of 379129439 in words is "three hundred seventy-nine million, one hundred twenty-nine thousand, four hundred thirty-nine".
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