Base | Representation |
---|---|
bin | 101000101011110011… |
… | …0101011100001101101 |
3 | 22100111220101022120002 |
4 | 1101113212223201231 |
5 | 2412412442302334 |
6 | 104045315034045 |
7 | 6212042061164 |
oct | 1212746534155 |
9 | 270456338502 |
10 | 87369103469 |
11 | 3406464363a |
12 | 14b2389b925 |
13 | 8314a5227b |
14 | 432b7363db |
15 | 24153e6b7e |
hex | 14579ab86d |
87369103469 has 16 divisors (see below), whose sum is σ = 88688950272. Its totient is φ = 86059152768.
The previous prime is 87369103441. The next prime is 87369103513. The reversal of 87369103469 is 96430196378.
It is a cyclic number.
It is not a de Polignac number, because 87369103469 - 216 = 87369037933 is a prime.
It is a super-3 number, since 3×873691034693 (a number of 34 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a Duffinian number.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (87369103429) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 43749179 + ... + 43751175.
It is an arithmetic number, because the mean of its divisors is an integer number (5543059392).
Almost surely, 287369103469 is an apocalyptic number.
It is an amenable number.
87369103469 is a deficient number, since it is larger than the sum of its proper divisors (1319846803).
87369103469 is a wasteful number, since it uses less digits than its factorization.
87369103469 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4156.
The product of its (nonzero) digits is 5878656, while the sum is 56.
The spelling of 87369103469 in words is "eighty-seven billion, three hundred sixty-nine million, one hundred three thousand, four hundred sixty-nine".
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