Base | Representation |
---|---|
bin | 10010111010101010… |
… | …111001010101001101 |
3 | 1221102120000001200002 |
4 | 102322222321111031 |
5 | 313044242114422 |
6 | 13155301414045 |
7 | 1316225253656 |
oct | 227252712515 |
9 | 57376001602 |
10 | 20311676237 |
11 | 8683458a96 |
12 | 3b2a40a325 |
13 | 1bb9133248 |
14 | da985852d |
15 | 7dd2d4692 |
hex | 4baab954d |
20311676237 has 8 divisors (see below), whose sum is σ = 20600764992. Its totient is φ = 20022671200.
The previous prime is 20311676233. The next prime is 20311676243. The reversal of 20311676237 is 73267611302.
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 20311676237 - 22 = 20311676233 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 20311676237.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20311676233) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 595937 + ... + 629097.
It is an arithmetic number, because the mean of its divisors is an integer number (2575095624).
Almost surely, 220311676237 is an apocalyptic number.
It is an amenable number.
20311676237 is a deficient number, since it is larger than the sum of its proper divisors (289088755).
20311676237 is an equidigital number, since it uses as much as digits as its factorization.
20311676237 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 41859.
The product of its (nonzero) digits is 63504, while the sum is 38.
The spelling of 20311676237 in words is "twenty billion, three hundred eleven million, six hundred seventy-six thousand, two hundred thirty-seven".
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