Base | Representation |
---|---|
bin | 110000011101… |
… | …000110010110 |
3 | 212220100000020 |
4 | 300131012112 |
5 | 11222431402 |
6 | 1132130010 |
7 | 212652240 |
oct | 60350626 |
9 | 25810006 |
10 | 12702102 |
11 | 7196306 |
12 | 4306906 |
13 | 282974a |
14 | 1989090 |
15 | 11ad8bc |
hex | c1d196 |
12702102 has 32 divisors (see below), whose sum is σ = 29202432. Its totient is φ = 3608064.
The previous prime is 12702083. The next prime is 12702103. The reversal of 12702102 is 20120721.
It is a super-2 number, since 2×127021022 = 322686790436808, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12702103) 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, 7323 + ... + 8889.
It is an arithmetic number, because the mean of its divisors is an integer number (912576).
Almost surely, 212702102 is an apocalyptic number.
12702102 is an abundant number, since it is smaller than the sum of its proper divisors (16500330).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12702102 is a wasteful number, since it uses less digits than its factorization.
12702102 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1772.
The product of its (nonzero) digits is 56, while the sum is 15.
The square root of 12702102 is about 3564.0008417507. Note that the first 3 decimals coincide. The cubic root of 12702102 is about 233.3235265720.
Adding to 12702102 its reverse (20120721), we get a palindrome (32822823).
The spelling of 12702102 in words is "twelve million, seven hundred two thousand, one hundred two".
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