Base | Representation |
---|---|
bin | 110011110010111101… |
… | …0001110110101111110 |
3 | 101122002220120002210010 |
4 | 1213211322032311332 |
5 | 3310300221230024 |
6 | 123033215324050 |
7 | 11015263361265 |
oct | 1474572166576 |
9 | 348086502703 |
10 | 111231430014 |
11 | 4319a273771 |
12 | 19683220626 |
13 | a648677213 |
14 | 55529755dc |
15 | 2d60290b29 |
hex | 19e5e8ed7e |
111231430014 has 16 divisors (see below), whose sum is σ = 222466436352. Its totient is φ = 37076547288.
The previous prime is 111231430001. The next prime is 111231430019. The reversal of 111231430014 is 410034132111.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (111231430019) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 425997 + ... + 635559.
It is an arithmetic number, because the mean of its divisors is an integer number (13904152272).
Almost surely, 2111231430014 is an apocalyptic number.
111231430014 is an abundant number, since it is smaller than the sum of its proper divisors (111235006338).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
111231430014 is a wasteful number, since it uses less digits than its factorization.
111231430014 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 298031.
The product of its (nonzero) digits is 288, while the sum is 21.
Adding to 111231430014 its reverse (410034132111), we get a palindrome (521265562125).
The spelling of 111231430014 in words is "one hundred eleven billion, two hundred thirty-one million, four hundred thirty thousand, fourteen".
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