Base | Representation |
---|---|
bin | 11000010111111… |
… | …11001001011111 |
3 | 112020202002111200 |
4 | 30023333021133 |
5 | 404321000311 |
6 | 32142250543 |
7 | 5031646020 |
oct | 1413771137 |
9 | 466662450 |
10 | 204468831 |
11 | a5465506 |
12 | 58586a53 |
13 | 33490398 |
14 | 1d226c47 |
15 | 12e3d556 |
hex | c2ff25f |
204468831 has 12 divisors (see below), whose sum is σ = 337535952. Its totient is φ = 116839296.
The previous prime is 204468811. The next prime is 204468851. The reversal of 204468831 is 138864402.
It is an interprime number because it is at equal distance from previous prime (204468811) and next prime (204468851).
It is not a de Polignac number, because 204468831 - 25 = 204468799 is a prime.
It is a super-2 number, since 2×2044688312 = 83615005701013122, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (204468811) 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, 1622706 + ... + 1622831.
It is an arithmetic number, because the mean of its divisors is an integer number (28127996).
Almost surely, 2204468831 is an apocalyptic number.
204468831 is a gapful number since it is divisible by the number (21) formed by its first and last digit.
204468831 is a deficient number, since it is larger than the sum of its proper divisors (133067121).
204468831 is a wasteful number, since it uses less digits than its factorization.
204468831 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3245550 (or 3245547 counting only the distinct ones).
The product of its (nonzero) digits is 36864, while the sum is 36.
The square root of 204468831 is about 14299.2598060179. The cubic root of 204468831 is about 589.1271503988.
The spelling of 204468831 in words is "two hundred four million, four hundred sixty-eight thousand, eight hundred thirty-one".
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