Base | Representation |
---|---|
bin | 10100001010001… |
… | …010010100011111 |
3 | 212120101202012101 |
4 | 110022022110133 |
5 | 1143040124111 |
6 | 53320545531 |
7 | 11244502150 |
oct | 2412122437 |
9 | 776352171 |
10 | 338208031 |
11 | 163a00777 |
12 | 953222a7 |
13 | 550b7ac5 |
14 | 32cbb927 |
15 | 1ea59bc1 |
hex | 1428a51f |
338208031 has 16 divisors (see below), whose sum is σ = 403928064. Its totient is φ = 276876864.
The previous prime is 338208023. The next prime is 338208049. The reversal of 338208031 is 130802833.
It is a cyclic number.
It is not a de Polignac number, because 338208031 - 23 = 338208023 is a prime.
It is a super-2 number, since 2×3382080312 = 228769344465793922, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (338208131) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 157195 + ... + 159331.
It is an arithmetic number, because the mean of its divisors is an integer number (25245504).
Almost surely, 2338208031 is an apocalyptic number.
338208031 is a deficient number, since it is larger than the sum of its proper divisors (65720033).
338208031 is a wasteful number, since it uses less digits than its factorization.
338208031 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3150.
The product of its (nonzero) digits is 3456, while the sum is 28.
The square root of 338208031 is about 18390.4331379117. The cubic root of 338208031 is about 696.7248573856.
The spelling of 338208031 in words is "three hundred thirty-eight million, two hundred eight thousand, thirty-one".
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