Base | Representation |
---|---|
bin | 1100001010100… |
… | …01110111001100 |
3 | 21010000112102012 |
4 | 12011101313030 |
5 | 202111002210 |
6 | 14043120352 |
7 | 2346246434 |
oct | 605216714 |
9 | 233015365 |
10 | 102047180 |
11 | 5266a614 |
12 | 2a2130b8 |
13 | 181ac561 |
14 | d7a52c4 |
15 | 8e5b305 |
hex | 6151dcc |
102047180 has 12 divisors (see below), whose sum is σ = 214299120. Its totient is φ = 40818864.
The previous prime is 102047177. The next prime is 102047191. The reversal of 102047180 is 81740201.
It is an unprimeable number.
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 3 ways as a sum of consecutive naturals, for example, 2551160 + ... + 2551199.
It is an arithmetic number, because the mean of its divisors is an integer number (17858260).
Almost surely, 2102047180 is an apocalyptic number.
102047180 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
102047180 is an abundant number, since it is smaller than the sum of its proper divisors (112251940).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
102047180 is a wasteful number, since it uses less digits than its factorization.
102047180 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5102368 (or 5102366 counting only the distinct ones).
The product of its (nonzero) digits is 448, while the sum is 23.
The square root of 102047180 is about 10101.8404263778. The cubic root of 102047180 is about 467.3049011002.
Adding to 102047180 its reverse (81740201), we get a palindrome (183787381).
The spelling of 102047180 in words is "one hundred two million, forty-seven thousand, one hundred eighty".
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