Base | Representation |
---|---|
bin | 101000101011010100… |
… | …1110100010101000101 |
3 | 22100110210100201210020 |
4 | 1101112221310111011 |
5 | 2412344401224431 |
6 | 104043545045353 |
7 | 6211456341015 |
oct | 1212651642505 |
9 | 270423321706 |
10 | 87353148741 |
11 | 34056636611 |
12 | 14b1a486859 |
13 | 83116571c1 |
14 | 4329581c45 |
15 | 2413ce4696 |
hex | 1456a74545 |
87353148741 has 16 divisors (see below), whose sum is σ = 117383777280. Its totient is φ = 57779512560.
The previous prime is 87353148731. The next prime is 87353148787. The reversal of 87353148741 is 14784135378.
It is not a de Polignac number, because 87353148741 - 25 = 87353148709 is a prime.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (87353148731) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 593946 + ... + 726276.
It is an arithmetic number, because the mean of its divisors is an integer number (7336486080).
Almost surely, 287353148741 is an apocalyptic number.
It is an amenable number.
87353148741 is a deficient number, since it is larger than the sum of its proper divisors (30030628539).
87353148741 is a wasteful number, since it uses less digits than its factorization.
87353148741 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 134056.
The product of its digits is 2257920, while the sum is 51.
The spelling of 87353148741 in words is "eighty-seven billion, three hundred fifty-three million, one hundred forty-eight thousand, seven hundred forty-one".
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