Base | Representation |
---|---|
bin | 100100100101111110111… |
… | …010110011010000100001 |
3 | 22220101211201212121111112 |
4 | 210211332322303100201 |
5 | 312200033403233211 |
6 | 5203121435153105 |
7 | 346452146422556 |
oct | 44457672632041 |
9 | 8811751777445 |
10 | 2514685211681 |
11 | 88a521276165 |
12 | 347442ba5795 |
13 | 153197c531c6 |
14 | 899d6194a2d |
15 | 4562ce9488b |
hex | 2497eeb3421 |
2514685211681 has 2 divisors, whose sum is σ = 2514685211682. Its totient is φ = 2514685211680.
The previous prime is 2514685211603. The next prime is 2514685211719. The reversal of 2514685211681 is 1861125864152.
2514685211681 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 1906012181056 + 608673030625 = 1380584^2 + 780175^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-2514685211681 is a prime.
It is a super-2 number, since 2×25146852116812 (a number of 26 digits) contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (2514685211081) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1257342605840 + 1257342605841.
It is an arithmetic number, because the mean of its divisors is an integer number (1257342605841).
Almost surely, 22514685211681 is an apocalyptic number.
It is an amenable number.
2514685211681 is a deficient number, since it is larger than the sum of its proper divisors (1).
2514685211681 is an equidigital number, since it uses as much as digits as its factorization.
2514685211681 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 921600, while the sum is 50.
The spelling of 2514685211681 in words is "two trillion, five hundred fourteen billion, six hundred eighty-five million, two hundred eleven thousand, six hundred eighty-one".
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