Base | Representation |
---|---|
bin | 1100110100101011100… |
… | …1111000100100111111 |
3 | 210001122002100112212011 |
4 | 3031022321320210333 |
5 | 12102133301120111 |
6 | 245112053552051 |
7 | 21626145162610 |
oct | 3151271704477 |
9 | 701562315764 |
10 | 220300020031 |
11 | 85479688763 |
12 | 36842045627 |
13 | 17a0ac00a50 |
14 | a93c183c07 |
15 | 5ae5705021 |
hex | 334ae7893f |
220300020031 has 8 divisors (see below), whose sum is σ = 271138486304. Its totient is φ = 174303312480.
The previous prime is 220300019983. The next prime is 220300020041. The reversal of 220300020031 is 130020003022.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 220300020031 - 29 = 220300019519 is a prime.
It is a super-2 number, since 2×2203000200312 (a number of 23 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (13).
It is a junction number, because it is equal to n+sod(n) for n = 220300019993 and 220300020020.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (220300020041) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1210439580 + ... + 1210439761.
It is an arithmetic number, because the mean of its divisors is an integer number (33892310788).
Almost surely, 2220300020031 is an apocalyptic number.
220300020031 is a deficient number, since it is larger than the sum of its proper divisors (50838466273).
220300020031 is a wasteful number, since it uses less digits than its factorization.
220300020031 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2420879361.
The product of its (nonzero) digits is 72, while the sum is 13.
Adding to 220300020031 its reverse (130020003022), we get a palindrome (350320023053).
The spelling of 220300020031 in words is "two hundred twenty billion, three hundred million, twenty thousand, thirty-one".
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