Base | Representation |
---|---|
bin | 10111101110010… |
… | …111110010100101 |
3 | 1000201222010022022 |
4 | 113232113302211 |
5 | 1303344011122 |
6 | 103255112525 |
7 | 12602134154 |
oct | 2756276245 |
9 | 1021863268 |
10 | 398032037 |
11 | 1947513a7 |
12 | b1372745 |
13 | 64602920 |
14 | 3ac1159b |
15 | 24e25642 |
hex | 17b97ca5 |
398032037 has 16 divisors (see below), whose sum is σ = 440415360. Its totient is φ = 357400512.
The previous prime is 398032013. The next prime is 398032069. The reversal of 398032037 is 730230893.
It is a cyclic number.
It is not a de Polignac number, because 398032037 - 26 = 398031973 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 398031988 and 398032006.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (398032087) 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, 149048 + ... + 151694.
It is an arithmetic number, because the mean of its divisors is an integer number (27525960).
Almost surely, 2398032037 is an apocalyptic number.
It is an amenable number.
398032037 is a deficient number, since it is larger than the sum of its proper divisors (42383323).
398032037 is a wasteful number, since it uses less digits than its factorization.
398032037 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2972.
The product of its (nonzero) digits is 27216, while the sum is 35.
The square root of 398032037 is about 19950.7402619552. The cubic root of 398032037 is about 735.5959730408.
The spelling of 398032037 in words is "three hundred ninety-eight million, thirty-two thousand, thirty-seven".
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