Base | Representation |
---|---|
bin | 101000110110111111… |
… | …0000000010110000011 |
3 | 22101111001102010111020 |
4 | 1101231332000112003 |
5 | 2414200021114203 |
6 | 104150441120523 |
7 | 6224246246463 |
oct | 1215576002603 |
9 | 271431363436 |
10 | 87744316803 |
11 | 34237419a00 |
12 | 15009489143 |
13 | 83746c57b0 |
14 | 43654c7ba3 |
15 | 2438311153 |
hex | 146df80583 |
87744316803 has 144 divisors (see below), whose sum is σ = 148768139520. Its totient is φ = 45567878400.
The previous prime is 87744316799. The next prime is 87744316819. The reversal of 87744316803 is 30861344778.
It is a happy number.
It is not a de Polignac number, because 87744316803 - 22 = 87744316799 is a prime.
It is not an unprimeable number, because it can be changed into a prime (87744314803) 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 143 ways as a sum of consecutive naturals, for example, 333628450 + ... + 333628712.
It is an arithmetic number, because the mean of its divisors is an integer number (1033112080).
Almost surely, 287744316803 is an apocalyptic number.
87744316803 is a deficient number, since it is larger than the sum of its proper divisors (61023822717).
87744316803 is a wasteful number, since it uses less digits than its factorization.
87744316803 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 442 (or 370 counting only the distinct ones).
The product of its (nonzero) digits is 2709504, while the sum is 51.
The spelling of 87744316803 in words is "eighty-seven billion, seven hundred forty-four million, three hundred sixteen thousand, eight hundred three".
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