Base | Representation |
---|---|
bin | 100101010100001… |
… | …0011111010101111 |
3 | 10020021000022200111 |
4 | 1022220103322233 |
5 | 10031013100302 |
6 | 324124240451 |
7 | 43012341610 |
oct | 11250237257 |
9 | 3207008614 |
10 | 1252081327 |
11 | 592849262 |
12 | 2ab3a0127 |
13 | 16c52b033 |
14 | bc409c07 |
15 | 74dc70d7 |
hex | 4aa13eaf |
1252081327 has 16 divisors (see below), whose sum is σ = 1472242432. Its totient is φ = 1042683840.
The previous prime is 1252081321. The next prime is 1252081333. The reversal of 1252081327 is 7231802521.
It is an interprime number because it is at equal distance from previous prime (1252081321) and next prime (1252081333).
It is a cyclic number.
It is not a de Polignac number, because 1252081327 - 219 = 1251557039 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1252081321) 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 15 ways as a sum of consecutive naturals, for example, 15952 + ... + 52522.
It is an arithmetic number, because the mean of its divisors is an integer number (92015152).
Almost surely, 21252081327 is an apocalyptic number.
1252081327 is a deficient number, since it is larger than the sum of its proper divisors (220161105).
1252081327 is an equidigital number, since it uses as much as digits as its factorization.
1252081327 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 36718.
The product of its (nonzero) digits is 6720, while the sum is 31.
The square root of 1252081327 is about 35384.7612257028. The cubic root of 1252081327 is about 1077.8148912335.
Adding to 1252081327 its reverse (7231802521), we get a palindrome (8483883848).
The spelling of 1252081327 in words is "one billion, two hundred fifty-two million, eighty-one thousand, three hundred twenty-seven".
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