Base | Representation |
---|---|
bin | 11000111101011010… |
… | …11111001010101111 |
3 | 1021120212201202210111 |
4 | 30132231133022233 |
5 | 204420414030021 |
6 | 10053403320451 |
7 | 653032221610 |
oct | 143655371257 |
9 | 37525652714 |
10 | 13400142511 |
11 | 5757038448 |
12 | 271b820127 |
13 | 1357263112 |
14 | 911969c07 |
15 | 5366428e1 |
hex | 31eb5f2af |
13400142511 has 8 divisors (see below), whose sum is σ = 15486521760. Its totient is φ = 11356781568.
The previous prime is 13400142467. The next prime is 13400142523. The reversal of 13400142511 is 11524100431.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 13400142511 - 215 = 13400109743 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 (13400142551) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10753906 + ... + 10755151.
It is an arithmetic number, because the mean of its divisors is an integer number (1935815220).
Almost surely, 213400142511 is an apocalyptic number.
13400142511 is a deficient number, since it is larger than the sum of its proper divisors (2086379249).
13400142511 is an equidigital number, since it uses as much as digits as its factorization.
13400142511 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 21509153.
The product of its (nonzero) digits is 480, while the sum is 22.
Adding to 13400142511 its reverse (11524100431), we get a palindrome (24924242942).
The spelling of 13400142511 in words is "thirteen billion, four hundred million, one hundred forty-two thousand, five hundred eleven".
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