Base | Representation |
---|---|
bin | 10110101111100001… |
… | …11000100011111011 |
3 | 1011111220222200021121 |
4 | 23113300320203323 |
5 | 200001210204434 |
6 | 5335323250111 |
7 | 611400006061 |
oct | 132760704373 |
9 | 34456880247 |
10 | 12209850619 |
11 | 51a616253a |
12 | 2449079937 |
13 | 11c778a6a5 |
14 | 83b846031 |
15 | 4b6dc37b4 |
hex | 2d7c388fb |
12209850619 has 8 divisors (see below), whose sum is σ = 13345112448. Its totient is φ = 11120926080.
The previous prime is 12209850613. The next prime is 12209850629. The reversal of 12209850619 is 91605890221.
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 12209850619 - 223 = 12201462011 is a prime.
It is a super-2 number, since 2×122098506192 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (12209850613) 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, 11583772 + ... + 11584825.
It is an arithmetic number, because the mean of its divisors is an integer number (1668139056).
Almost surely, 212209850619 is an apocalyptic number.
12209850619 is a deficient number, since it is larger than the sum of its proper divisors (1135261829).
12209850619 is a wasteful number, since it uses less digits than its factorization.
12209850619 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 23168645.
The product of its (nonzero) digits is 77760, while the sum is 43.
The spelling of 12209850619 in words is "twelve billion, two hundred nine million, eight hundred fifty thousand, six hundred nineteen".
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