Base | Representation |
---|---|
bin | 11011100101011… |
… | …10001001001110 |
3 | 121010102100010220 |
4 | 31302232021032 |
5 | 433214300024 |
6 | 34543412210 |
7 | 5506603416 |
oct | 1562561116 |
9 | 533370126 |
10 | 231400014 |
11 | 10968a28a |
12 | 655b4066 |
13 | 38c2c5b1 |
14 | 22a37646 |
15 | 154ace79 |
hex | dcae24e |
231400014 has 16 divisors (see below), whose sum is σ = 471532752. Its totient is φ = 75677888.
The previous prime is 231400003. The next prime is 231400049. The reversal of 231400014 is 410004132.
It is a junction number, because it is equal to n+sod(n) for n = 231399966 and 231400002.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 363519 + ... + 364154.
It is an arithmetic number, because the mean of its divisors is an integer number (29470797).
Almost surely, 2231400014 is an apocalyptic number.
231400014 is an abundant number, since it is smaller than the sum of its proper divisors (240132738).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
231400014 is a wasteful number, since it uses less digits than its factorization.
231400014 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 727731.
The product of its (nonzero) digits is 96, while the sum is 15.
The square root of 231400014 is about 15211.8379560131. The cubic root of 231400014 is about 613.9332104173.
Adding to 231400014 its reverse (410004132), we get a palindrome (641404146).
The spelling of 231400014 in words is "two hundred thirty-one million, four hundred thousand, fourteen".
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