Base | Representation |
---|---|
bin | 1100001010110… |
… | …11101110000001 |
3 | 21010002120210111 |
4 | 12011123232001 |
5 | 202113300203 |
6 | 14044031321 |
7 | 2346505231 |
oct | 605335601 |
9 | 233076714 |
10 | 102087553 |
11 | 52697987 |
12 | 2a232541 |
13 | 181c4a49 |
14 | d7b5cc1 |
15 | 8e6826d |
hex | 615bb81 |
102087553 has 8 divisors (see below), whose sum is σ = 103964672. Its totient is φ = 100227456.
The previous prime is 102087541. The next prime is 102087599. The reversal of 102087553 is 355780201.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 102087553 - 213 = 102079361 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (102082553) 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 7 ways as a sum of consecutive naturals, for example, 8176 + ... + 16462.
It is an arithmetic number, because the mean of its divisors is an integer number (12995584).
Almost surely, 2102087553 is an apocalyptic number.
It is an amenable number.
102087553 is a deficient number, since it is larger than the sum of its proper divisors (1877119).
102087553 is an equidigital number, since it uses as much as digits as its factorization.
102087553 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8511.
The product of its (nonzero) digits is 8400, while the sum is 31.
The square root of 102087553 is about 10103.8385280051. The cubic root of 102087553 is about 467.3665197008.
The spelling of 102087553 in words is "one hundred two million, eighty-seven thousand, five hundred fifty-three".
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