Base | Representation |
---|---|
bin | 10111101110101… |
… | …100010011101011 |
3 | 1000202010101120211 |
4 | 113232230103223 |
5 | 1303404203300 |
6 | 103301001551 |
7 | 12602634160 |
oct | 2756542353 |
9 | 1022111524 |
10 | 398116075 |
11 | 1947a9555 |
12 | b13b32b7 |
13 | 64631c56 |
14 | 3ac34067 |
15 | 24e404ba |
hex | 17bac4eb |
398116075 has 12 divisors (see below), whose sum is σ = 564187600. Its totient is φ = 272993760.
The previous prime is 398116067. The next prime is 398116079. The reversal of 398116075 is 570611893.
It is not a de Polignac number, because 398116075 - 23 = 398116067 is a prime.
It is not an unprimeable number, because it can be changed into a prime (398116079) 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, 1137300 + ... + 1137649.
Almost surely, 2398116075 is an apocalyptic number.
398116075 is a gapful number since it is divisible by the number (35) formed by its first and last digit.
398116075 is a deficient number, since it is larger than the sum of its proper divisors (166071525).
398116075 is a wasteful number, since it uses less digits than its factorization.
398116075 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2274966 (or 2274961 counting only the distinct ones).
The product of its (nonzero) digits is 45360, while the sum is 40.
The square root of 398116075 is about 19952.8462881866. The cubic root of 398116075 is about 735.6477391120.
The spelling of 398116075 in words is "three hundred ninety-eight million, one hundred sixteen thousand, seventy-five".
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