Base | Representation |
---|---|
bin | 1100010001101… |
… | …11111101010100 |
3 | 21011210102020120 |
4 | 12020313331110 |
5 | 202331132102 |
6 | 14115231540 |
7 | 2360253243 |
oct | 610677524 |
9 | 234712216 |
10 | 102989652 |
11 | 53153717 |
12 | 2a5a85b0 |
13 | 1844c52c |
14 | d96c95a |
15 | 90956bc |
hex | 6237f54 |
102989652 has 24 divisors (see below), whose sum is σ = 252957600. Its totient is φ = 32522976.
The previous prime is 102989617. The next prime is 102989713. The reversal of 102989652 is 256989201.
It is a super-2 number, since 2×1029896522 = 21213736838162208, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 225627 + ... + 226082.
It is an arithmetic number, because the mean of its divisors is an integer number (10539900).
Almost surely, 2102989652 is an apocalyptic number.
102989652 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
102989652 is an abundant number, since it is smaller than the sum of its proper divisors (149967948).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
102989652 is a wasteful number, since it uses less digits than its factorization.
102989652 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 451735 (or 451733 counting only the distinct ones).
The product of its (nonzero) digits is 77760, while the sum is 42.
The square root of 102989652 is about 10148.3817429184. The cubic root of 102989652 is about 468.7391162629.
The spelling of 102989652 in words is "one hundred two million, nine hundred eighty-nine thousand, six hundred fifty-two".
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