Base | Representation |
---|---|
bin | 1101011100110100001… |
… | …1010111110101101101 |
3 | 211002102220112000122201 |
4 | 3113031003113311231 |
5 | 12241214302330140 |
6 | 254053110341501 |
7 | 22460134113202 |
oct | 3271503276555 |
9 | 732386460581 |
10 | 231073480045 |
11 | 89aa7a56721 |
12 | 3894a05a891 |
13 | 18a36c0ac65 |
14 | b280d23ca9 |
15 | 602644649a |
hex | 35cd0d7d6d |
231073480045 has 16 divisors (see below), whose sum is σ = 279566198208. Its totient is φ = 183341733120.
The previous prime is 231073480039. The next prime is 231073480049. The reversal of 231073480045 is 540084370132.
It is a happy number.
It is not a de Polignac number, because 231073480045 - 211 = 231073477997 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 231073479986 and 231073480013.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (231073480049) 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 15 ways as a sum of consecutive naturals, for example, 1043317 + ... + 1245253.
It is an arithmetic number, because the mean of its divisors is an integer number (17472887388).
Almost surely, 2231073480045 is an apocalyptic number.
It is an amenable number.
231073480045 is a deficient number, since it is larger than the sum of its proper divisors (48492718163).
231073480045 is a wasteful number, since it uses less digits than its factorization.
231073480045 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 203820.
The product of its (nonzero) digits is 80640, while the sum is 37.
The spelling of 231073480045 in words is "two hundred thirty-one billion, seventy-three million, four hundred eighty thousand, forty-five".
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