Base | Representation |
---|---|
bin | 1010101101010000110100… |
… | …10000000110010101001101 |
3 | 10002100220220222021212100112 |
4 | 11112220122100012111031 |
5 | 11041232040443111100 |
6 | 122024344140405405 |
7 | 4650050141350652 |
oct | 526503220062515 |
9 | 102326828255315 |
10 | 23545451144525 |
11 | 755862a384872 |
12 | 2783323b46865 |
13 | 101a43248045b |
14 | 5b586a8c1c29 |
15 | 2ac710563b35 |
hex | 156a1a40654d |
23545451144525 has 12 divisors (see below), whose sum is σ = 29220832515252. Its totient is φ = 18820571821440.
The previous prime is 23545451144461. The next prime is 23545451144603. The reversal of 23545451144525 is 52544115454532.
It is a happy number.
It can be written as a sum of positive squares in 6 ways, for example, as 90472819369 + 23454978325156 = 300787^2 + 4843034^2 .
It is not a de Polignac number, because 23545451144525 - 26 = 23545451144461 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 394696934 + ... + 394756583.
It is an arithmetic number, because the mean of its divisors is an integer number (2435069376271).
Almost surely, 223545451144525 is an apocalyptic number.
23545451144525 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
23545451144525 is a deficient number, since it is larger than the sum of its proper divisors (5675381370727).
23545451144525 is a wasteful number, since it uses less digits than its factorization.
23545451144525 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 789454720 (or 789454715 counting only the distinct ones).
The product of its digits is 9600000, while the sum is 50.
The spelling of 23545451144525 in words is "twenty-three trillion, five hundred forty-five billion, four hundred fifty-one million, one hundred forty-four thousand, five hundred twenty-five".
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