Base | Representation |
---|---|
bin | 11010001110101… |
… | …11010011000111 |
3 | 120100000220020120 |
4 | 31013113103013 |
5 | 422312043442 |
6 | 33500033023 |
7 | 5311155156 |
oct | 1507272307 |
9 | 510026216 |
10 | 220034247 |
11 | 103226a94 |
12 | 61832773 |
13 | 367801a4 |
14 | 2131959d |
15 | 144b54ec |
hex | d1d74c7 |
220034247 has 16 divisors (see below), whose sum is σ = 311078880. Its totient is φ = 137864192.
The previous prime is 220034233. The next prime is 220034251. The reversal of 220034247 is 742430022.
It is a cyclic number.
It is not a de Polignac number, because 220034247 - 210 = 220033223 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (220034047) 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, 38593 + ... + 43925.
It is an arithmetic number, because the mean of its divisors is an integer number (19442430).
Almost surely, 2220034247 is an apocalyptic number.
220034247 is a deficient number, since it is larger than the sum of its proper divisors (91044633).
220034247 is a wasteful number, since it uses less digits than its factorization.
220034247 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6162.
The product of its (nonzero) digits is 2688, while the sum is 24.
The square root of 220034247 is about 14833.5513954009. The cubic root of 220034247 is about 603.7123966995.
Adding to 220034247 its reverse (742430022), we get a palindrome (962464269).
The spelling of 220034247 in words is "two hundred twenty million, thirty-four thousand, two hundred forty-seven".
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