Base | Representation |
---|---|
bin | 1011010100010110… |
… | …0100001000101111 |
3 | 21211201210020111021 |
4 | 2311011210020233 |
5 | 22210230303311 |
6 | 1221245435011 |
7 | 135200501644 |
oct | 26505441057 |
9 | 7751706437 |
10 | 3038134831 |
11 | 1319a47736 |
12 | 70956ba67 |
13 | 395577124 |
14 | 20b6d1dcb |
15 | 12bac8171 |
hex | b516422f |
3038134831 has 4 divisors (see below), whose sum is σ = 3038256664. Its totient is φ = 3038013000.
The previous prime is 3038134823. The next prime is 3038134867. The reversal of 3038134831 is 1384318303.
It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 1384318303 = 277 ⋅4997539.
It is a cyclic number.
It is not a de Polignac number, because 3038134831 - 23 = 3038134823 is a prime.
It is a super-2 number, since 2×30381348312 = 18460526502670797122, 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 (3038134031) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8445 + ... + 78406.
It is an arithmetic number, because the mean of its divisors is an integer number (759564166).
Almost surely, 23038134831 is an apocalyptic number.
3038134831 is a deficient number, since it is larger than the sum of its proper divisors (121833).
3038134831 is an equidigital number, since it uses as much as digits as its factorization.
3038134831 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 121832.
The product of its (nonzero) digits is 20736, while the sum is 34.
The square root of 3038134831 is about 55119.2782155209. The cubic root of 3038134831 is about 1448.3349624881.
The spelling of 3038134831 in words is "three billion, thirty-eight million, one hundred thirty-four thousand, eight hundred thirty-one".
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