Base | Representation |
---|---|
bin | 10010111000111101… |
… | …101010000011000000 |
3 | 1221100120010012001100 |
4 | 102320331222003000 |
5 | 313014424234221 |
6 | 13152355534400 |
7 | 1315426665135 |
oct | 227075520300 |
9 | 57316105040 |
10 | 20283039936 |
11 | 866927a125 |
12 | 3b208ba400 |
13 | 1bb3217ba3 |
14 | da5b2258c |
15 | 7daa29926 |
hex | 4b8f6a0c0 |
20283039936 has 42 divisors (see below), whose sum is σ = 58137673412. Its totient is φ = 6761013120.
The previous prime is 20283039919. The next prime is 20283039937. The reversal of 20283039936 is 63993038202.
It is a super-2 number, since 2×202830399362 (a number of 21 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 20283039891 and 20283039900.
It is not an unprimeable number, because it can be changed into a prime (20283039937) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 17606230 + ... + 17607381.
Almost surely, 220283039936 is an apocalyptic number.
It is an amenable number.
20283039936 is an abundant number, since it is smaller than the sum of its proper divisors (37854633476).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20283039936 is a wasteful number, since it uses less digits than its factorization.
20283039936 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 35213629 (or 35213616 counting only the distinct ones).
The product of its (nonzero) digits is 419904, while the sum is 45.
The spelling of 20283039936 in words is "twenty billion, two hundred eighty-three million, thirty-nine thousand, nine hundred thirty-six".
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