Base | Representation |
---|---|
bin | 1100010001011… |
… | …00000011001000 |
3 | 21011200221022220 |
4 | 12020230003020 |
5 | 202323101442 |
6 | 14114214040 |
7 | 2356661106 |
oct | 610540310 |
9 | 234627286 |
10 | 102940872 |
11 | 53120001 |
12 | 2a584320 |
13 | 18433278 |
14 | d958c76 |
15 | 9085eec |
hex | 622c0c8 |
102940872 has 32 divisors (see below), whose sum is σ = 257690400. Its totient is φ = 34268544.
The previous prime is 102940867. The next prime is 102940889. The reversal of 102940872 is 278049201.
It is a happy 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, 19404 + ... + 24132.
It is an arithmetic number, because the mean of its divisors is an integer number (8052825).
Almost surely, 2102940872 is an apocalyptic number.
102940872 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
102940872 is an abundant number, since it is smaller than the sum of its proper divisors (154749528).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
102940872 is a wasteful number, since it uses less digits than its factorization.
102940872 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5645 (or 5641 counting only the distinct ones).
The product of its (nonzero) digits is 8064, while the sum is 33.
The square root of 102940872 is about 10145.9781194323. The cubic root of 102940872 is about 468.6651000728.
The spelling of 102940872 in words is "one hundred two million, nine hundred forty thousand, eight hundred seventy-two".
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