Base | Representation |
---|---|
bin | 110100100111111100000111… |
… | …000000110110101101000100 |
3 | 1010100110201220000200112021100 |
4 | 310213330013000312231010 |
5 | 220313430301202003012 |
6 | 2140123242234420100 |
7 | 66515130541401642 |
oct | 6447740700665504 |
9 | 1110421800615240 |
10 | 231443020344132 |
11 | 67821485305a03 |
12 | 21b5b25b291630 |
13 | 9c1aca2042a0c |
14 | 4121c8ad68192 |
15 | 1bb556dc218dc |
hex | d27f07036b44 |
231443020344132 has 36 divisors (see below), whose sum is σ = 585286646358960. Its totient is φ = 77114690233392.
The previous prime is 231443020344131. The next prime is 231443020344161.
231443020344132 is a `hidden beast` number, since 2 + 3 + 1 + 4 + 4 + 3 + 0 + 203 + 441 + 3 + 2 = 666.
231443020344132 is nontrivially palindromic in base 10.
It is a tau number, because it is divible by the number of its divisors (36).
It is a Harshad number since it is a multiple of its sum of digits (36).
It is not an unprimeable number, because it can be changed into a prime (231443020344131) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1374215238 + ... + 1374383645.
It is an arithmetic number, because the mean of its divisors is an integer number (16257962398860).
Almost surely, 2231443020344132 is an apocalyptic number.
It is an amenable number.
231443020344132 is an abundant number, since it is smaller than the sum of its proper divisors (353843626014828).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
231443020344132 is a wasteful number, since it uses less digits than its factorization.
231443020344132 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2748601232 (or 2748601227 counting only the distinct ones).
The product of its (nonzero) digits is 165888, while the sum is 36.
The spelling of 231443020344132 in words is "two hundred thirty-one trillion, four hundred forty-three billion, twenty million, three hundred forty-four thousand, one hundred thirty-two".
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