Base | Representation |
---|---|
bin | 10011110010010… |
… | …111111001100110 |
3 | 212010122221020121 |
4 | 103302113321212 |
5 | 1134441102243 |
6 | 52535152154 |
7 | 11140500655 |
oct | 2362277146 |
9 | 763587217 |
10 | 331972198 |
11 | 160431698 |
12 | 9321565a |
13 | 53a1366c |
14 | 3213719c |
15 | 1e2271ed |
hex | 13c97e66 |
331972198 has 16 divisors (see below), whose sum is σ = 502682400. Its totient is φ = 164419200.
The previous prime is 331972189. The next prime is 331972213. The reversal of 331972198 is 891279133.
It is a super-2 number, since 2×3319721982 = 220411080489902408, which contains 22 as substring.
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 7 ways as a sum of consecutive naturals, for example, 94188 + ... + 97648.
It is an arithmetic number, because the mean of its divisors is an integer number (31417650).
Almost surely, 2331972198 is an apocalyptic number.
331972198 is a deficient number, since it is larger than the sum of its proper divisors (170710202).
331972198 is a wasteful number, since it uses less digits than its factorization.
331972198 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3903.
The product of its digits is 81648, while the sum is 43.
The square root of 331972198 is about 18220.1042258270. The cubic root of 331972198 is about 692.4162283162.
The spelling of 331972198 in words is "three hundred thirty-one million, nine hundred seventy-two thousand, one hundred ninety-eight".
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