Base | Representation |
---|---|
bin | 11000001000000010… |
… | …10111111101101001 |
3 | 1020102200011121211021 |
4 | 30010001113331221 |
5 | 203011301333144 |
6 | 5541130132441 |
7 | 635654223502 |
oct | 140401277551 |
9 | 36380147737 |
10 | 12952371049 |
11 | 5547304092 |
12 | 2615881121 |
13 | 12b55668a7 |
14 | 8ac2cbba9 |
15 | 50c194884 |
hex | 304057f69 |
12952371049 has 8 divisors (see below), whose sum is σ = 13271152608. Its totient is φ = 12633726240.
The previous prime is 12952371023. The next prime is 12952371053. The reversal of 12952371049 is 94017325921.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 12952371049 - 215 = 12952338281 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 12952370996 and 12952371014.
It is not an unprimeable number, because it can be changed into a prime (12952371449) 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, 172794 + ... + 236140.
It is an arithmetic number, because the mean of its divisors is an integer number (1658894076).
Almost surely, 212952371049 is an apocalyptic number.
It is an amenable number.
12952371049 is a deficient number, since it is larger than the sum of its proper divisors (318781559).
12952371049 is an equidigital number, since it uses as much as digits as its factorization.
12952371049 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 68375.
The product of its (nonzero) digits is 136080, while the sum is 43.
The spelling of 12952371049 in words is "twelve billion, nine hundred fifty-two million, three hundred seventy-one thousand, forty-nine".
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