Base | Representation |
---|---|
bin | 10110010111111111… |
… | …10001111110010001 |
3 | 1011000011111122000020 |
4 | 23023333301332101 |
5 | 144100140213301 |
6 | 5303552014053 |
7 | 603451651323 |
oct | 131377617621 |
9 | 34004448006 |
10 | 12012429201 |
11 | 5104780943 |
12 | 23b2b31329 |
13 | 11958c6c96 |
14 | 81d535613 |
15 | 4a48c8436 |
hex | 2cbff1f91 |
12012429201 has 4 divisors (see below), whose sum is σ = 16016572272. Its totient is φ = 8008286132.
The previous prime is 12012429133. The next prime is 12012429251. The reversal of 12012429201 is 10292421021.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 12012429201 - 219 = 12011904913 is a prime.
It is not an unprimeable number, because it can be changed into a prime (12012429251) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2002071531 + ... + 2002071536.
It is an arithmetic number, because the mean of its divisors is an integer number (4004143068).
Almost surely, 212012429201 is an apocalyptic number.
It is an amenable number.
12012429201 is a deficient number, since it is larger than the sum of its proper divisors (4004143071).
12012429201 is an equidigital number, since it uses as much as digits as its factorization.
12012429201 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4004143070.
The product of its (nonzero) digits is 576, while the sum is 24.
The spelling of 12012429201 in words is "twelve billion, twelve million, four hundred twenty-nine thousand, two hundred one".
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