Base | Representation |
---|---|
bin | 11000011111010001… |
… | …00101101000001100 |
3 | 1020221020202221220210 |
4 | 30033220211220030 |
5 | 203411140400022 |
6 | 10012330042420 |
7 | 643541233122 |
oct | 141750455014 |
9 | 36836687823 |
10 | 13147200012 |
11 | 5637284a61 |
12 | 266ab79410 |
13 | 1316a302bb |
14 | 8ca125912 |
15 | 51e32ba0c |
hex | 30fa25a0c |
13147200012 has 24 divisors (see below), whose sum is σ = 30678860800. Its totient is φ = 4382105616.
The previous prime is 13147199959. The next prime is 13147200013. The reversal of 13147200012 is 21000274131.
It is not an unprimeable number, because it can be changed into a prime (13147200013) 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, 222189 + ... + 275067.
Almost surely, 213147200012 is an apocalyptic number.
13147200012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
13147200012 is an abundant number, since it is smaller than the sum of its proper divisors (17531660788).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13147200012 is a wasteful number, since it uses less digits than its factorization.
13147200012 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 73605 (or 73603 counting only the distinct ones).
The product of its (nonzero) digits is 336, while the sum is 21.
Adding to 13147200012 its reverse (21000274131), we get a palindrome (34147474143).
The spelling of 13147200012 in words is "thirteen billion, one hundred forty-seven million, two hundred thousand, twelve".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.063 sec. • engine limits •