Base | Representation |
---|---|
bin | 1010011101000… |
… | …01110000000101 |
3 | 20010000100000120 |
4 | 11032201300011 |
5 | 134422204331 |
6 | 12411332153 |
7 | 2113250430 |
oct | 516416005 |
9 | 203010016 |
10 | 87694341 |
11 | 45557069 |
12 | 25451059 |
13 | 15225657 |
14 | b90a817 |
15 | 7a73796 |
hex | 53a1c05 |
87694341 has 16 divisors (see below), whose sum is σ = 133766784. Its totient is φ = 50059584.
The previous prime is 87694337. The next prime is 87694379. The reversal of 87694341 is 14349678.
It is not a de Polignac number, because 87694341 - 22 = 87694337 is a prime.
It is an alternating number because its digits alternate between even and odd.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 87694293 and 87694302.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (87694141) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29955 + ... + 32751.
It is an arithmetic number, because the mean of its divisors is an integer number (8360424).
Almost surely, 287694341 is an apocalyptic number.
It is an amenable number.
87694341 is a deficient number, since it is larger than the sum of its proper divisors (46072443).
87694341 is a wasteful number, since it uses less digits than its factorization.
87694341 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4300.
The product of its digits is 145152, while the sum is 42.
The square root of 87694341 is about 9364.5256687138. The cubic root of 87694341 is about 444.2804362192.
The spelling of 87694341 in words is "eighty-seven million, six hundred ninety-four thousand, three hundred forty-one".
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