Base | Representation |
---|---|
bin | 10110010011001101… |
… | …01010110111010001 |
3 | 1010220100222110012001 |
4 | 23021212222313101 |
5 | 144004401321144 |
6 | 5255555434001 |
7 | 602453542354 |
oct | 131146526721 |
9 | 33810873161 |
10 | 11972292049 |
11 | 5094057243 |
12 | 23a15b5901 |
13 | 118a4b2ba3 |
14 | 81808829b |
15 | 4a10eabd4 |
hex | 2c99aadd1 |
11972292049 has 8 divisors (see below), whose sum is σ = 12030131520. Its totient is φ = 11914546416.
The previous prime is 11972292037. The next prime is 11972292083. The reversal of 11972292049 is 94029227911.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-11972292049 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (11972292029) 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, 239382 + ... + 285040.
It is an arithmetic number, because the mean of its divisors is an integer number (1503766440).
Almost surely, 211972292049 is an apocalyptic number.
It is an amenable number.
11972292049 is a deficient number, since it is larger than the sum of its proper divisors (57839471).
11972292049 is an equidigital number, since it uses as much as digits as its factorization.
11972292049 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 46919.
The product of its (nonzero) digits is 163296, while the sum is 46.
The spelling of 11972292049 in words is "eleven billion, nine hundred seventy-two million, two hundred ninety-two thousand, forty-nine".
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