Base | Representation |
---|---|
bin | 10011010101100110… |
… | …101000000101011100 |
3 | 1222121001021012202121 |
4 | 103111212220011130 |
5 | 320010431314402 |
6 | 13312202432324 |
7 | 1333353123304 |
oct | 232546500534 |
9 | 58531235677 |
10 | 20763541852 |
11 | 8895529349 |
12 | 40358026a4 |
13 | 1c5b934151 |
14 | 100d880604 |
15 | 817ce0837 |
hex | 4d59a815c |
20763541852 has 12 divisors (see below), whose sum is σ = 36931874056. Its totient is φ = 10211577840.
The previous prime is 20763541837. The next prime is 20763541853. The reversal of 20763541852 is 25814536702.
It is a super-2 number, since 2×207635418522 (a number of 21 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 20763541799 and 20763541808.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20763541853) 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, 42547998 + ... + 42548485.
Almost surely, 220763541852 is an apocalyptic number.
It is an amenable number.
20763541852 is a deficient number, since it is larger than the sum of its proper divisors (16168332204).
20763541852 is a wasteful number, since it uses less digits than its factorization.
20763541852 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 85096548 (or 85096546 counting only the distinct ones).
The product of its (nonzero) digits is 403200, while the sum is 43.
The spelling of 20763541852 in words is "twenty billion, seven hundred sixty-three million, five hundred forty-one thousand, eight hundred fifty-two".
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