Base | Representation |
---|---|
bin | 1001001111001111001100… |
… | …10011001111111101000001 |
3 | 2122221001221211201222201100 |
4 | 10213213212103033331001 |
5 | 10130314114110223140 |
6 | 111112250202125013 |
7 | 4164456536110146 |
oct | 447474623177501 |
9 | 78831854658640 |
10 | 20314764148545 |
11 | 6522496836699 |
12 | 23411794b0769 |
13 | b4489bb30bc9 |
14 | 50335014c3cd |
15 | 2536787bc530 |
hex | 1279e64cff41 |
20314764148545 has 48 divisors (see below), whose sum is σ = 37987030750032. Its totient is φ = 10004814643200.
The previous prime is 20314764148531. The next prime is 20314764148573. The reversal of 20314764148545 is 54584146741302.
20314764148545 is a `hidden beast` number, since 2 + 0 + 3 + 14 + 7 + 6 + 41 + 48 + 545 = 666.
It can be written as a sum of positive squares in 8 ways, for example, as 227220008976 + 20087544139569 = 476676^2 + 4481913^2 .
It is not a de Polignac number, because 20314764148545 - 215 = 20314764115777 is a prime.
It is a super-2 number, since 2×203147641485452 (a number of 27 digits) contains 22 as substring.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 20314764148491 and 20314764148500.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 250480656 + ... + 250561745.
It is an arithmetic number, because the mean of its divisors is an integer number (791396473959).
Almost surely, 220314764148545 is an apocalyptic number.
It is an amenable number.
20314764148545 is a deficient number, since it is larger than the sum of its proper divisors (17672266601487).
20314764148545 is a wasteful number, since it uses less digits than its factorization.
20314764148545 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 501042482 (or 501042479 counting only the distinct ones).
The product of its (nonzero) digits is 12902400, while the sum is 54.
The spelling of 20314764148545 in words is "twenty trillion, three hundred fourteen billion, seven hundred sixty-four million, one hundred forty-eight thousand, five hundred forty-five".
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