Base | Representation |
---|---|
bin | 1100110100011011001… |
… | …0111111001000101101 |
3 | 210001110021200012111022 |
4 | 3031012302333020231 |
5 | 12102013130244041 |
6 | 245101152503525 |
7 | 21624350326436 |
oct | 3150662771055 |
9 | 701407605438 |
10 | 220231103021 |
11 | 85443797356 |
12 | 36822b4aba5 |
13 | 179c9851157 |
14 | a932d6448d |
15 | 5ade64024b |
hex | 3346cbf22d |
220231103021 has 8 divisors (see below), whose sum is σ = 220513394304. Its totient is φ = 219948927840.
The previous prime is 220231103009. The next prime is 220231103023. The reversal of 220231103021 is 120301132022.
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 220231103021 - 26 = 220231102957 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (220231103023) 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, 4145996 + ... + 4198778.
It is an arithmetic number, because the mean of its divisors is an integer number (27564174288).
Almost surely, 2220231103021 is an apocalyptic number.
It is an amenable number.
220231103021 is a deficient number, since it is larger than the sum of its proper divisors (282291283).
220231103021 is an equidigital number, since it uses as much as digits as its factorization.
220231103021 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 58051.
The product of its (nonzero) digits is 144, while the sum is 17.
Adding to 220231103021 its reverse (120301132022), we get a palindrome (340532235043).
The spelling of 220231103021 in words is "two hundred twenty billion, two hundred thirty-one million, one hundred three thousand, twenty-one".
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