Base | Representation |
---|---|
bin | 10011000000101110… |
… | …111111011101100100 |
3 | 1221200122102211120111 |
4 | 103000232333131210 |
5 | 313301313210340 |
6 | 13213334142404 |
7 | 1321602102154 |
oct | 230056773544 |
9 | 57618384514 |
10 | 20413413220 |
11 | 8725926542 |
12 | 3b584b1a04 |
13 | 1c04234545 |
14 | db917c764 |
15 | 7e71cdaea |
hex | 4c0bbf764 |
20413413220 has 48 divisors (see below), whose sum is σ = 44692845120. Its totient is φ = 7824974976.
The previous prime is 20413413193. The next prime is 20413413247. The reversal of 20413413220 is 2231431402.
It is an interprime number because it is at equal distance from previous prime (20413413193) and next prime (20413413247).
It is a super-3 number, since 3×204134132203 (a number of 32 digits) contains 333 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 20413413191 and 20413413200.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 178350 + ... + 269509.
It is an arithmetic number, because the mean of its divisors is an integer number (931100940).
Almost surely, 220413413220 is an apocalyptic number.
20413413220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
20413413220 is an abundant number, since it is smaller than the sum of its proper divisors (24279431900).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20413413220 is a wasteful number, since it uses less digits than its factorization.
20413413220 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 447964 (or 447962 counting only the distinct ones).
The product of its (nonzero) digits is 1152, while the sum is 22.
Adding to 20413413220 its reverse (2231431402), we get a palindrome (22644844622).
The spelling of 20413413220 in words is "twenty billion, four hundred thirteen million, four hundred thirteen thousand, two hundred twenty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •