Base | Representation |
---|---|
bin | 1010011101011… |
… | …00010100110100 |
3 | 20010002112102200 |
4 | 11032230110310 |
5 | 134430101102 |
6 | 12412304500 |
7 | 2113520622 |
oct | 516542464 |
9 | 203075380 |
10 | 87737652 |
11 | 45586662 |
12 | 25472130 |
13 | 1523c292 |
14 | b91c512 |
15 | 7a8151c |
hex | 53ac534 |
87737652 has 36 divisors (see below), whose sum is σ = 222165216. Its totient is φ = 29195280.
The previous prime is 87737647. The next prime is 87737653. The reversal of 87737652 is 25673778.
It is a tau number, because it is divible by the number of its divisors (36).
It is a junction number, because it is equal to n+sod(n) for n = 87737598 and 87737607.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (87737653) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 23113 + ... + 26639.
It is an arithmetic number, because the mean of its divisors is an integer number (6171256).
Almost surely, 287737652 is an apocalyptic number.
It is an amenable number.
87737652 is an abundant number, since it is smaller than the sum of its proper divisors (134427564).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
87737652 is a wasteful number, since it uses less digits than its factorization.
87737652 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4228 (or 4223 counting only the distinct ones).
The product of its digits is 493920, while the sum is 45.
The square root of 87737652 is about 9366.8378869285. The cubic root of 87737652 is about 444.3535654648.
The spelling of 87737652 in words is "eighty-seven million, seven hundred thirty-seven thousand, six hundred fifty-two".
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