Base | Representation |
---|---|
bin | 11000001101110000… |
… | …00001110111101010 |
3 | 1020120000021021101101 |
4 | 30012320001313222 |
5 | 203111031043111 |
6 | 5550000312014 |
7 | 640105216654 |
oct | 140670016752 |
9 | 36500237341 |
10 | 13000252906 |
11 | 5571338473 |
12 | 262991260a |
13 | 12c245cb54 |
14 | 8b47d36d4 |
15 | 5114a1bc1 |
hex | 306e01dea |
13000252906 has 8 divisors (see below), whose sum is σ = 19503061344. Its totient is φ = 6499232460.
The previous prime is 13000252897. The next prime is 13000252931. The reversal of 13000252906 is 60925200031.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×130002529062 (a number of 21 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 428670 + ... + 457993.
It is an arithmetic number, because the mean of its divisors is an integer number (2437882668).
Almost surely, 213000252906 is an apocalyptic number.
13000252906 is a deficient number, since it is larger than the sum of its proper divisors (6502808438).
13000252906 is an equidigital number, since it uses as much as digits as its factorization.
13000252906 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 893996.
The product of its (nonzero) digits is 3240, while the sum is 28.
Adding to 13000252906 its reverse (60925200031), we get a palindrome (73925452937).
The spelling of 13000252906 in words is "thirteen billion, two hundred fifty-two thousand, nine hundred six".
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