Base | Representation |
---|---|
bin | 11000011110101100… |
… | …10110101110111001 |
3 | 1020220220210010112110 |
4 | 30033112112232321 |
5 | 203403424423114 |
6 | 10012035402533 |
7 | 643452505326 |
oct | 141726265671 |
9 | 36826703473 |
10 | 13142420409 |
11 | 563460aa78 |
12 | 2669453449 |
13 | 1315a48931 |
14 | 8c963db4d |
15 | 51dbd5759 |
hex | 30f596bb9 |
13142420409 has 32 divisors (see below), whose sum is σ = 18404305920. Its totient is φ = 8326245312.
The previous prime is 13142420381. The next prime is 13142420429. The reversal of 13142420409 is 90402424131.
It is not a de Polignac number, because 13142420409 - 215 = 13142387641 is a prime.
It is not an unprimeable number, because it can be changed into a prime (13142420429) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8027539 + ... + 8029175.
It is an arithmetic number, because the mean of its divisors is an integer number (575134560).
Almost surely, 213142420409 is an apocalyptic number.
It is an amenable number.
13142420409 is a deficient number, since it is larger than the sum of its proper divisors (5261885511).
13142420409 is a wasteful number, since it uses less digits than its factorization.
13142420409 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2349.
The product of its (nonzero) digits is 6912, while the sum is 30.
The spelling of 13142420409 in words is "thirteen billion, one hundred forty-two million, four hundred twenty thousand, four hundred nine".
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