Base | Representation |
---|---|
bin | 10011010101111111… |
… | …111001101100111101 |
3 | 1222121111201211121011 |
4 | 103111333321230331 |
5 | 320014130330423 |
6 | 13313000435221 |
7 | 1333463340346 |
oct | 232577715475 |
9 | 58544654534 |
10 | 20770167613 |
11 | 8899244388 |
12 | 4037a78b11 |
13 | 1c60113c10 |
14 | 10106c70cd |
15 | 81869db0d |
hex | 4d5ff9b3d |
20770167613 has 8 divisors (see below), whose sum is σ = 22461465600. Its totient is φ = 19092240048.
The previous prime is 20770167563. The next prime is 20770167643. The reversal of 20770167613 is 31676107702.
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 20770167613 - 225 = 20736613181 is a prime.
It is a super-2 number, since 2×207701676132 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20770167643) 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, 3339373 + ... + 3345586.
It is an arithmetic number, because the mean of its divisors is an integer number (2807683200).
Almost surely, 220770167613 is an apocalyptic number.
It is an amenable number.
20770167613 is a deficient number, since it is larger than the sum of its proper divisors (1691297987).
20770167613 is a wasteful number, since it uses less digits than its factorization.
20770167613 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6685211.
The product of its (nonzero) digits is 74088, while the sum is 40.
The spelling of 20770167613 in words is "twenty billion, seven hundred seventy million, one hundred sixty-seven thousand, six hundred thirteen".
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