Base | Representation |
---|---|
bin | 11110100001111… |
… | …100010001101000 |
3 | 1022200211011200100 |
4 | 132201330101220 |
5 | 2022111322440 |
6 | 122454305400 |
7 | 15456514425 |
oct | 3641742150 |
9 | 1280734610 |
10 | 512214120 |
11 | 24314a060 |
12 | 123658260 |
13 | 821706a2 |
14 | 4c054d4c |
15 | 2ee7c230 |
hex | 1e87c468 |
512214120 has 96 divisors (see below), whose sum is σ = 1816045920. Its totient is φ = 124172160.
The previous prime is 512214091. The next prime is 512214121. The reversal of 512214120 is 21412215.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a junction number, because it is equal to n+sod(n) for n = 512214093 and 512214102.
It is not an unprimeable number, because it can be changed into a prime (512214121) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 60714 + ... + 68633.
It is an arithmetic number, because the mean of its divisors is an integer number (18917145).
Almost surely, 2512214120 is an apocalyptic number.
It is an amenable number.
512214120 is an abundant number, since it is smaller than the sum of its proper divisors (1303831800).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
512214120 is a wasteful number, since it uses less digits than its factorization.
512214120 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 129375 (or 129368 counting only the distinct ones).
The product of its (nonzero) digits is 160, while the sum is 18.
The square root of 512214120 is about 22632.1479316480. The cubic root of 512214120 is about 800.1115052908. Note that the first 3 decimals are identical.
Adding to 512214120 its reverse (21412215), we get a palindrome (533626335).
The spelling of 512214120 in words is "five hundred twelve million, two hundred fourteen thousand, one hundred twenty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •