Base | Representation |
---|---|
bin | 101000111011000101… |
… | …1101110111000111101 |
3 | 22101211122201220211210 |
4 | 1101312023232320331 |
5 | 2414440311224203 |
6 | 104212243035033 |
7 | 6230541543231 |
oct | 1216613567075 |
9 | 271748656753 |
10 | 87882133053 |
11 | 342a819a330 |
12 | 1504766ba79 |
13 | 8397119b80 |
14 | 43799205c1 |
15 | 2445485803 |
hex | 14762eee3d |
87882133053 has 32 divisors (see below), whose sum is σ = 137829750912. Its totient is φ = 49104748800.
The previous prime is 87882133021. The next prime is 87882133067. The reversal of 87882133053 is 35033128878.
It is not a de Polignac number, because 87882133053 - 25 = 87882133021 is a prime.
It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a junction number, because it is equal to n+sod(n) for n = 87882132993 and 87882133011.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (87882133253) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 227451 + ... + 476967.
It is an arithmetic number, because the mean of its divisors is an integer number (4307179716).
Almost surely, 287882133053 is an apocalyptic number.
It is an amenable number.
87882133053 is a deficient number, since it is larger than the sum of its proper divisors (49947617859).
87882133053 is a wasteful number, since it uses less digits than its factorization.
87882133053 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 250365.
The product of its (nonzero) digits is 967680, while the sum is 48.
The spelling of 87882133053 in words is "eighty-seven billion, eight hundred eighty-two million, one hundred thirty-three thousand, fifty-three".
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