Base | Representation |
---|---|
bin | 10011010000010011… |
… | …011000101100101011 |
3 | 1222100211221002221210 |
4 | 103100103120230223 |
5 | 314320200041021 |
6 | 13255304404203 |
7 | 1331223205524 |
oct | 232023305453 |
9 | 58324832853 |
10 | 20674612011 |
11 | 884a309009 |
12 | 400ba76663 |
13 | 1c46398341 |
14 | 1001b3184b |
15 | 8100c5e76 |
hex | 4d04d8b2b |
20674612011 has 8 divisors (see below), whose sum is σ = 27823777344. Its totient is φ = 13654260680.
The previous prime is 20674612001. The next prime is 20674612031. The reversal of 20674612011 is 11021647602.
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 20674612011 - 27 = 20674611883 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 20674612011.
It is not an unprimeable number, because it can be changed into a prime (20674612001) 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, 32203125 + ... + 32203766.
It is an arithmetic number, because the mean of its divisors is an integer number (3477972168).
Almost surely, 220674612011 is an apocalyptic number.
20674612011 is a deficient number, since it is larger than the sum of its proper divisors (7149165333).
20674612011 is a wasteful number, since it uses less digits than its factorization.
20674612011 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 64407001.
The product of its (nonzero) digits is 4032, while the sum is 30.
The spelling of 20674612011 in words is "twenty billion, six hundred seventy-four million, six hundred twelve thousand, eleven".
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