Base | Representation |
---|---|
bin | 1010011000001… |
… | …01000110110011 |
3 | 20001210201212221 |
4 | 11030011012303 |
5 | 134241141343 |
6 | 12345501511 |
7 | 2104636012 |
oct | 514050663 |
9 | 201721787 |
10 | 87052723 |
11 | 45158aaa |
12 | 251a1897 |
13 | 1505c5b4 |
14 | b7c0a79 |
15 | 79985ed |
hex | 53051b3 |
87052723 has 4 divisors (see below), whose sum is σ = 90837648. Its totient is φ = 83267800.
The previous prime is 87052709. The next prime is 87052727. The reversal of 87052723 is 32725078.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-87052723 is a prime.
It is an alternating number because its digits alternate between even and odd.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (87052727) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1892428 + ... + 1892473.
It is an arithmetic number, because the mean of its divisors is an integer number (22709412).
Almost surely, 287052723 is an apocalyptic number.
87052723 is a deficient number, since it is larger than the sum of its proper divisors (3784925).
87052723 is a wasteful number, since it uses less digits than its factorization.
87052723 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3784924.
The product of its (nonzero) digits is 23520, while the sum is 34.
The square root of 87052723 is about 9330.2048744923. The cubic root of 87052723 is about 443.1942529540.
The spelling of 87052723 in words is "eighty-seven million, fifty-two thousand, seven hundred twenty-three".
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