Base | Representation |
---|---|
bin | 11000001101101110… |
… | …01001000110111100 |
3 | 1020112222211110110111 |
4 | 30012313021012330 |
5 | 203111001123122 |
6 | 5545551315404 |
7 | 640103231101 |
oct | 140667110674 |
9 | 36488743414 |
10 | 13000020412 |
11 | 5571199825 |
12 | 262981bb64 |
13 | 12c23ab092 |
14 | 8b4772aa8 |
15 | 511457d77 |
hex | 306dc91bc |
13000020412 has 24 divisors (see below), whose sum is σ = 23185274112. Its totient is φ = 6375720000.
The previous prime is 13000020401. The next prime is 13000020491. The reversal of 13000020412 is 21402000031.
13000020412 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a junction number, because it is equal to n+sod(n) for n = 13000020392 and 13000020401.
It is a congruent number.
It is an unprimeable number.
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 7 ways as a sum of consecutive naturals, for example, 1416037 + ... + 1425187.
It is an arithmetic number, because the mean of its divisors is an integer number (966053088).
Almost surely, 213000020412 is an apocalyptic number.
It is an amenable number.
13000020412 is a deficient number, since it is larger than the sum of its proper divisors (10185253700).
13000020412 is a wasteful number, since it uses less digits than its factorization.
13000020412 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 15909 (or 15907 counting only the distinct ones).
The product of its (nonzero) digits is 48, while the sum is 13.
Adding to 13000020412 its reverse (21402000031), we get a palindrome (34402020443).
The spelling of 13000020412 in words is "thirteen billion, twenty thousand, four hundred twelve".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.066 sec. • engine limits •