Base | Representation |
---|---|
bin | 11010001111010… |
… | …00000101101111 |
3 | 120100011101120211 |
4 | 31013220011233 |
5 | 422321244043 |
6 | 33501323251 |
7 | 5311562530 |
oct | 1507500557 |
9 | 510141524 |
10 | 220103023 |
11 | 103273728 |
12 | 61866527 |
13 | 367a559a |
14 | 21336687 |
15 | 144caa9d |
hex | d1e816f |
220103023 has 4 divisors (see below), whose sum is σ = 251546320. Its totient is φ = 188659728.
The previous prime is 220103017. The next prime is 220103033. The reversal of 220103023 is 320301022.
It is a happy number.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 220103023 - 225 = 186548591 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 220102994 and 220103012.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (220103033) 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, 15721638 + ... + 15721651.
It is an arithmetic number, because the mean of its divisors is an integer number (62886580).
Almost surely, 2220103023 is an apocalyptic number.
220103023 is a deficient number, since it is larger than the sum of its proper divisors (31443297).
220103023 is an equidigital number, since it uses as much as digits as its factorization.
220103023 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 31443296.
The product of its (nonzero) digits is 72, while the sum is 13.
The square root of 220103023 is about 14835.8694723296. The cubic root of 220103023 is about 603.7752908460.
Adding to 220103023 its reverse (320301022), we get a palindrome (540404045).
The spelling of 220103023 in words is "two hundred twenty million, one hundred three thousand, twenty-three".
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