Base | Representation |
---|---|
bin | 10111101110100… |
… | …100010100101111 |
3 | 1000202001201201201 |
4 | 113232210110233 |
5 | 1303402132000 |
6 | 103300150331 |
7 | 12602436634 |
oct | 2756442457 |
9 | 1022051651 |
10 | 398083375 |
11 | 194786a28 |
12 | b13983a7 |
13 | 646200c1 |
14 | 3ac2618b |
15 | 24e3596a |
hex | 17ba452f |
398083375 has 16 divisors (see below), whose sum is σ = 498738240. Its totient is φ = 317229600.
The previous prime is 398083363. The next prime is 398083393. The reversal of 398083375 is 573380893.
It is a happy number.
It is not a de Polignac number, because 398083375 - 219 = 397559087 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26821 + ... + 38929.
It is an arithmetic number, because the mean of its divisors is an integer number (31171140).
Almost surely, 2398083375 is an apocalyptic number.
398083375 is a deficient number, since it is larger than the sum of its proper divisors (100654865).
398083375 is a wasteful number, since it uses less digits than its factorization.
398083375 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12387 (or 12377 counting only the distinct ones).
The product of its (nonzero) digits is 544320, while the sum is 46.
The square root of 398083375 is about 19952.0268393965. The cubic root of 398083375 is about 735.6275972980.
The spelling of 398083375 in words is "three hundred ninety-eight million, eighty-three thousand, three hundred seventy-five".
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