Base | Representation |
---|---|
bin | 1100001100010… |
… | …11000100101010 |
3 | 21010110102212020 |
4 | 12012023010222 |
5 | 202141002024 |
6 | 14052125310 |
7 | 2351243556 |
oct | 606130452 |
9 | 233412766 |
10 | 102281514 |
11 | 5280a685 |
12 | 2a306836 |
13 | 1826210a |
14 | d826866 |
15 | 8ea5979 |
hex | 618b12a |
102281514 has 32 divisors (see below), whose sum is σ = 207541440. Its totient is φ = 33601152.
The previous prime is 102281513. The next prime is 102281519. The reversal of 102281514 is 415182201.
It is a super-2 number, since 2×1022815142 = 20923016212264392, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (102281513) 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, 200692 + ... + 201200.
It is an arithmetic number, because the mean of its divisors is an integer number (6485670).
Almost surely, 2102281514 is an apocalyptic number.
102281514 is an abundant number, since it is smaller than the sum of its proper divisors (105259926).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
102281514 is a wasteful number, since it uses less digits than its factorization.
102281514 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 934.
The product of its (nonzero) digits is 640, while the sum is 24.
The square root of 102281514 is about 10113.4323550415. The cubic root of 102281514 is about 467.6623230733.
The spelling of 102281514 in words is "one hundred two million, two hundred eighty-one thousand, five hundred fourteen".
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