Base | Representation |
---|---|
bin | 10111010011101101… |
… | …11001000000101110 |
3 | 1012022002012100121202 |
4 | 23221312321000232 |
5 | 201111413241324 |
6 | 5425405525502 |
7 | 622044163046 |
oct | 135166710056 |
9 | 35262170552 |
10 | 12513415214 |
11 | 5341551073 |
12 | 2512873892 |
13 | 1245635b01 |
14 | 869ca6726 |
15 | 4d38888ae |
hex | 2e9db902e |
12513415214 has 8 divisors (see below), whose sum is σ = 18794407320. Its totient is φ = 6248612776.
The previous prime is 12513415193. The next prime is 12513415217. The reversal of 12513415214 is 41251431521.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12513415217) 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, 4045484 + ... + 4048575.
It is an arithmetic number, because the mean of its divisors is an integer number (2349300915).
Almost surely, 212513415214 is an apocalyptic number.
12513415214 is a deficient number, since it is larger than the sum of its proper divisors (6280992106).
12513415214 is an equidigital number, since it uses as much as digits as its factorization.
12513415214 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8094834.
The product of its digits is 4800, while the sum is 29.
Adding to 12513415214 its reverse (41251431521), we get a palindrome (53764846735).
The spelling of 12513415214 in words is "twelve billion, five hundred thirteen million, four hundred fifteen thousand, two hundred fourteen".
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