Base | Representation |
---|---|
bin | 1100001100011… |
… | …00010010110000 |
3 | 21010110200201100 |
4 | 12012030102300 |
5 | 202141132022 |
6 | 14052204400 |
7 | 2351264256 |
oct | 606142260 |
9 | 233420640 |
10 | 102286512 |
11 | 52813409 |
12 | 2a309700 |
13 | 18264483 |
14 | d8285d6 |
15 | 8ea71ac |
hex | 618c4b0 |
102286512 has 30 divisors (see below), whose sum is σ = 286260572. Its totient is φ = 34095456.
The previous prime is 102286493. The next prime is 102286531. The reversal of 102286512 is 215682201.
It is a happy number.
102286512 is a `hidden beast` number, since 1 + 0 + 2 + 2 + 8 + 651 + 2 = 666.
It is an interprime number because it is at equal distance from previous prime (102286493) and next prime (102286531).
It is a super-2 number, since 2×1022865122 = 20925061074252288, which contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 355018 + ... + 355305.
Almost surely, 2102286512 is an apocalyptic number.
102286512 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
102286512 is an abundant number, since it is smaller than the sum of its proper divisors (183974060).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
102286512 is a wasteful number, since it uses less digits than its factorization.
102286512 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 710337 (or 710328 counting only the distinct ones).
The product of its (nonzero) digits is 1920, while the sum is 27.
The square root of 102286512 is about 10113.6794491421. The cubic root of 102286512 is about 467.6699404101.
The spelling of 102286512 in words is "one hundred two million, two hundred eighty-six thousand, five hundred twelve".
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