Base | Representation |
---|---|
bin | 10010101011101101… |
… | …001110110110111000 |
3 | 1220210001121121121012 |
4 | 102223231032312320 |
5 | 312041010133311 |
6 | 13114332533052 |
7 | 1310056355036 |
oct | 225355166670 |
9 | 56701547535 |
10 | 20060630456 |
11 | 8564780639 |
12 | 3a7a321188 |
13 | 1b79115849 |
14 | d84389556 |
15 | 7c624578b |
hex | 4abb4edb8 |
20060630456 has 16 divisors (see below), whose sum is σ = 37622207040. Its totient is φ = 10028041920.
The previous prime is 20060630453. The next prime is 20060630459. The reversal of 20060630456 is 65403606002.
It is an interprime number because it is at equal distance from previous prime (20060630453) and next prime (20060630459).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20060630453) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 246365 + ... + 317516.
It is an arithmetic number, because the mean of its divisors is an integer number (2351387940).
Almost surely, 220060630456 is an apocalyptic number.
It is an amenable number.
20060630456 is a deficient number, since it is larger than the sum of its proper divisors (17561576584).
20060630456 is a wasteful number, since it uses less digits than its factorization.
20060630456 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 568334 (or 568330 counting only the distinct ones).
The product of its (nonzero) digits is 25920, while the sum is 32.
The spelling of 20060630456 in words is "twenty billion, sixty million, six hundred thirty thousand, four hundred fifty-six".
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