Base | Representation |
---|---|
bin | 11011100100000… |
… | …00110001111000 |
3 | 121010001220020220 |
4 | 31302000301320 |
5 | 433142323300 |
6 | 34535420040 |
7 | 5505200610 |
oct | 1562006170 |
9 | 533056226 |
10 | 231214200 |
11 | 109572718 |
12 | 65524620 |
13 | 38b95b49 |
14 | 229c9a40 |
15 | 15472da0 |
hex | dc80c78 |
231214200 has 96 divisors (see below), whose sum is σ = 819173760. Its totient is φ = 52848000.
The previous prime is 231214199. The next prime is 231214231. The reversal of 231214200 is 2412132.
It is a Harshad number since it is a multiple of its sum of digits (15).
It is a self number, because there is not a number n which added to its sum of digits gives 231214200.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 23326 + ... + 31725.
It is an arithmetic number, because the mean of its divisors is an integer number (8533060).
Almost surely, 2231214200 is an apocalyptic number.
231214200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
231214200 is an abundant number, since it is smaller than the sum of its proper divisors (587959560).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
231214200 is a wasteful number, since it uses less digits than its factorization.
231214200 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 55077 (or 55068 counting only the distinct ones).
The product of its (nonzero) digits is 96, while the sum is 15.
The square root of 231214200 is about 15205.7291834361. The cubic root of 231214200 is about 613.7688371431.
Adding to 231214200 its reverse (2412132), we get a palindrome (233626332).
The spelling of 231214200 in words is "two hundred thirty-one million, two hundred fourteen thousand, two hundred".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •