Base | Representation |
---|---|
bin | 11010001111010… |
… | …00010101001111 |
3 | 120100011102221120 |
4 | 31013220111033 |
5 | 422321312030 |
6 | 33501332023 |
7 | 5311565445 |
oct | 1507502517 |
9 | 510142846 |
10 | 220104015 |
11 | 10327444a |
12 | 61867013 |
13 | 367a5b81 |
14 | 21336b95 |
15 | 144cb010 |
hex | d1e854f |
220104015 has 16 divisors (see below), whose sum is σ = 372882528. Its totient is φ = 110483456.
The previous prime is 220104013. The next prime is 220104019. The reversal of 220104015 is 510401022.
It is a cyclic number.
It is not a de Polignac number, because 220104015 - 21 = 220104013 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (15).
It is a junction number, because it is equal to n+sod(n) for n = 220103985 and 220104003.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (220104011) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 431322 + ... + 431831.
It is an arithmetic number, because the mean of its divisors is an integer number (23305158).
Almost surely, 2220104015 is an apocalyptic number.
220104015 is a deficient number, since it is larger than the sum of its proper divisors (152778513).
220104015 is a wasteful number, since it uses less digits than its factorization.
220104015 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 863178.
The product of its (nonzero) digits is 80, while the sum is 15.
The square root of 220104015 is about 14835.9029047780. The cubic root of 220104015 is about 603.7761979125.
Adding to 220104015 its reverse (510401022), we get a palindrome (730505037).
The spelling of 220104015 in words is "two hundred twenty million, one hundred four thousand, fifteen".
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