Base | Representation |
---|---|
bin | 110100100111111101001010… |
… | …011011101001111010110011 |
3 | 1010100110211210212001022101120 |
4 | 310213331022123221322303 |
5 | 220313440110232134443 |
6 | 2140123550402033323 |
7 | 66515200554521433 |
oct | 6447751233517263 |
9 | 1110424725038346 |
10 | 231444151443123 |
11 | 67821a05831363 |
12 | 21b5b516048843 |
13 | 9c1b122491968 |
14 | 4121d572802c3 |
15 | 1bb55d819c083 |
hex | d27f4a6e9eb3 |
231444151443123 has 16 divisors (see below), whose sum is σ = 318554968015872. Its totient is φ = 149314973508000.
The previous prime is 231444151443079. The next prime is 231444151443151. The reversal of 231444151443123 is 321344151444132.
It is not a de Polignac number, because 231444151443123 - 26 = 231444151443059 is a prime.
It is not an unprimeable number, because it can be changed into a prime (231444151443823) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (29) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28305168 + ... + 35553773.
It is an arithmetic number, because the mean of its divisors is an integer number (19909685500992).
Almost surely, 2231444151443123 is an apocalyptic number.
231444151443123 is a deficient number, since it is larger than the sum of its proper divisors (87110816572749).
231444151443123 is a wasteful number, since it uses less digits than its factorization.
231444151443123 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 63897946.
The product of its digits is 552960, while the sum is 42.
The spelling of 231444151443123 in words is "two hundred thirty-one trillion, four hundred forty-four billion, one hundred fifty-one million, four hundred forty-three thousand, one hundred twenty-three".
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