Base | Representation |
---|---|
bin | 1001011101000111… |
… | …0111001100100011 |
3 | 20112212202220022000 |
4 | 2113101313030203 |
5 | 20144214322042 |
6 | 1055503015043 |
7 | 116616000534 |
oct | 22721671443 |
9 | 6485686260 |
10 | 2538042147 |
11 | 10927276a3 |
12 | 5a9b9a483 |
13 | 315a8bab4 |
14 | 1a111468b |
15 | ecc4274c |
hex | 97477323 |
2538042147 has 32 divisors (see below), whose sum is σ = 3856930560. Its totient is φ = 1648549440.
The previous prime is 2538042127. The next prime is 2538042161. The reversal of 2538042147 is 7412408352.
It is a happy number.
It is not a de Polignac number, because 2538042147 - 224 = 2521264931 is a prime.
It is not an unprimeable number, because it can be changed into a prime (2538042107) by changing a digit.
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 31 ways as a sum of consecutive naturals, for example, 1419388 + ... + 1421174.
It is an arithmetic number, because the mean of its divisors is an integer number (120529080).
Almost surely, 22538042147 is an apocalyptic number.
2538042147 is a gapful number since it is divisible by the number (27) formed by its first and last digit.
2538042147 is a deficient number, since it is larger than the sum of its proper divisors (1318888413).
2538042147 is a wasteful number, since it uses less digits than its factorization.
2538042147 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3120 (or 3114 counting only the distinct ones).
The product of its (nonzero) digits is 53760, while the sum is 36.
The square root of 2538042147 is about 50378.9851723911. The cubic root of 2538042147 is about 1364.0583337410.
The spelling of 2538042147 in words is "two billion, five hundred thirty-eight million, forty-two thousand, one hundred forty-seven".
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