Base | Representation |
---|---|
bin | 1001010011110110011011… |
… | …10010111010111010010100 |
3 | 2200111020002011110111002020 |
4 | 10221323031302322322110 |
5 | 10140413222300414031 |
6 | 111313142224213140 |
7 | 4212100431363312 |
oct | 451731562727224 |
9 | 80436064414066 |
10 | 20473266810516 |
11 | 6583733417603 |
12 | 2367a3376a1b0 |
13 | b5680bacb0a0 |
14 | 50aca8c530b2 |
15 | 257853a89096 |
hex | 129ecdcbae94 |
20473266810516 has 96 divisors (see below), whose sum is σ = 53249203795200. Its totient is φ = 6078864153600.
The previous prime is 20473266810473. The next prime is 20473266810523. The reversal of 20473266810516 is 61501866237402.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6891345 + ... + 9404103.
It is an arithmetic number, because the mean of its divisors is an integer number (554679206200).
Almost surely, 220473266810516 is an apocalyptic number.
20473266810516 is a gapful number since it is divisible by the number (26) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 20473266810516, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (26624601897600).
20473266810516 is an abundant number, since it is smaller than the sum of its proper divisors (32775936984684).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20473266810516 is a wasteful number, since it uses less digits than its factorization.
20473266810516 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2514609 (or 2514607 counting only the distinct ones).
The product of its (nonzero) digits is 2903040, while the sum is 51.
The spelling of 20473266810516 in words is "twenty trillion, four hundred seventy-three billion, two hundred sixty-six million, eight hundred ten thousand, five hundred sixteen".
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