Base | Representation |
---|---|
bin | 10111101111011… |
… | …001101011110101 |
3 | 1000202110211112202 |
4 | 113233121223311 |
5 | 1303431130231 |
6 | 103304554245 |
7 | 12604340102 |
oct | 2757315365 |
9 | 1022424482 |
10 | 398301941 |
11 | 194916164 |
12 | b1482985 |
13 | 6469872b |
14 | 3ac81aa9 |
15 | 24e7a5cb |
hex | 17bd9af5 |
398301941 has 8 divisors (see below), whose sum is σ = 401195160. Its totient is φ = 395419648.
The previous prime is 398301913. The next prime is 398301947. The reversal of 398301941 is 149103893.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 109641841 + 288660100 = 10471^2 + 16990^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 398301941 - 26 = 398301877 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 398301895 and 398301904.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (398301947) 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, 79025 + ... + 83913.
It is an arithmetic number, because the mean of its divisors is an integer number (50149395).
Almost surely, 2398301941 is an apocalyptic number.
It is an amenable number.
398301941 is a deficient number, since it is larger than the sum of its proper divisors (2893219).
398301941 is a wasteful number, since it uses less digits than its factorization.
398301941 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5463.
The product of its (nonzero) digits is 23328, while the sum is 38.
The square root of 398301941 is about 19957.5033759236. The cubic root of 398301941 is about 735.7622037438.
The spelling of 398301941 in words is "three hundred ninety-eight million, three hundred one thousand, nine hundred forty-one".
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