Base | Representation |
---|---|
bin | 1001010110111010… |
… | …1110001011101001 |
3 | 20111001212111211212 |
4 | 2111232232023221 |
5 | 20121041143334 |
6 | 1053134002505 |
7 | 116152045406 |
oct | 22556561351 |
9 | 6431774755 |
10 | 2512052969 |
11 | 1079a96638 |
12 | 5a1346435 |
13 | 31058c59a |
14 | 19b8ab2ad |
15 | ea80bece |
hex | 95bae2e9 |
2512052969 has 4 divisors (see below), whose sum is σ = 2514985044. Its totient is φ = 2509120896.
The previous prime is 2512052927. The next prime is 2512052989. The reversal of 2512052969 is 9692502152.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 1533114025 + 978938944 = 39155^2 + 31288^2 .
It is a cyclic number.
It is not a de Polignac number, because 2512052969 - 224 = 2495275753 is a prime.
It is a super-2 number, since 2×25120529692 = 12620820238123429922, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2512052989) 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, 1464752 + ... + 1466465.
It is an arithmetic number, because the mean of its divisors is an integer number (628746261).
Almost surely, 22512052969 is an apocalyptic number.
It is an amenable number.
2512052969 is a deficient number, since it is larger than the sum of its proper divisors (2932075).
2512052969 is an equidigital number, since it uses as much as digits as its factorization.
2512052969 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2932074.
The product of its (nonzero) digits is 97200, while the sum is 41.
The square root of 2512052969 is about 50120.3847650834. The cubic root of 2512052969 is about 1359.3864318862.
The spelling of 2512052969 in words is "two billion, five hundred twelve million, fifty-two thousand, nine hundred sixty-nine".
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