Base | Representation |
---|---|
bin | 10010101000000110… |
… | …101101011001110111 |
3 | 1220121211220110000200 |
4 | 102220012231121313 |
5 | 311430022402221 |
6 | 13104333411543 |
7 | 1305423616620 |
oct | 225006553167 |
9 | 56554813020 |
10 | 20000200311 |
11 | 8533656573 |
12 | 3a62039bb3 |
13 | 1b69747b70 |
14 | d7a338a47 |
15 | 7c0caa426 |
hex | 4a81ad677 |
20000200311 has 24 divisors (see below), whose sum is σ = 35555913120. Its totient is φ = 10549555776.
The previous prime is 20000200309. The next prime is 20000200313. The reversal of 20000200311 is 11300200002.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (20000200309) and next prime (20000200313).
It is not a de Polignac number, because 20000200311 - 21 = 20000200309 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (9).
It is a junction number, because it is equal to n+sod(n) for n = 20000200293 and 20000200302.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20000200313) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12209316 + ... + 12210953.
It is an arithmetic number, because the mean of its divisors is an integer number (1481496380).
Almost surely, 220000200311 is an apocalyptic number.
20000200311 is a gapful number since it is divisible by the number (21) formed by its first and last digit.
20000200311 is a deficient number, since it is larger than the sum of its proper divisors (15555712809).
20000200311 is a wasteful number, since it uses less digits than its factorization.
20000200311 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 24420295 (or 24420292 counting only the distinct ones).
The product of its (nonzero) digits is 12, while the sum is 9.
Adding to 20000200311 its reverse (11300200002), we get a palindrome (31300400313).
The spelling of 20000200311 in words is "twenty billion, two hundred thousand, three hundred eleven".
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