Base | Representation |
---|---|
bin | 111001010101111110… |
… | …1110110101111001110 |
3 | 102202212010112200110100 |
4 | 1302223331312233032 |
5 | 4004144404000324 |
6 | 132323251351530 |
7 | 11616425312424 |
oct | 1625375665716 |
9 | 382763480410 |
10 | 123144203214 |
11 | 4825276857a |
12 | 1ba488b25a6 |
13 | b7c671b146 |
14 | 5d62b69114 |
15 | 330b0314c9 |
hex | 1cabf76bce |
123144203214 has 24 divisors (see below), whose sum is σ = 266921572320. Its totient is φ = 41031278208.
The previous prime is 123144203213. The next prime is 123144203251. The reversal of 123144203214 is 412302441321.
123144203214 is a `hidden beast` number, since 1 + 2 + 3 + 1 + 442 + 0 + 3 + 214 = 666.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (123144203213) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1353859 + ... + 1441950.
It is an arithmetic number, because the mean of its divisors is an integer number (11121732180).
Almost surely, 2123144203214 is an apocalyptic number.
123144203214 is an abundant number, since it is smaller than the sum of its proper divisors (143777369106).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
123144203214 is a wasteful number, since it uses less digits than its factorization.
123144203214 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2798264 (or 2798261 counting only the distinct ones).
The product of its (nonzero) digits is 4608, while the sum is 27.
Adding to 123144203214 its reverse (412302441321), we get a palindrome (535446644535).
The spelling of 123144203214 in words is "one hundred twenty-three billion, one hundred forty-four million, two hundred three thousand, two hundred fourteen".
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