Base | Representation |
---|---|
bin | 110001100001… |
… | …100111010100 |
3 | 220102120222020 |
4 | 301201213110 |
5 | 11310421430 |
6 | 1142133140 |
7 | 215231361 |
oct | 61414724 |
9 | 26376866 |
10 | 12982740 |
11 | 7368141 |
12 | 44211b0 |
13 | 28c73c4 |
14 | 1a1d468 |
15 | 1216b10 |
hex | c619d4 |
12982740 has 24 divisors (see below), whose sum is σ = 36351840. Its totient is φ = 3462048.
The previous prime is 12982729. The next prime is 12982751. The reversal of 12982740 is 4728921.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (12982729) and next prime (12982751).
It is a congruent number.
It is an unprimeable number.
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 7 ways as a sum of consecutive naturals, for example, 108130 + ... + 108249.
It is an arithmetic number, because the mean of its divisors is an integer number (1514660).
Almost surely, 212982740 is an apocalyptic number.
12982740 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
12982740 is an abundant number, since it is smaller than the sum of its proper divisors (23369100).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12982740 is a wasteful number, since it uses less digits than its factorization.
12982740 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 216391 (or 216389 counting only the distinct ones).
The product of its (nonzero) digits is 8064, while the sum is 33.
The square root of 12982740 is about 3603.1569491211. The cubic root of 12982740 is about 235.0293610515.
The spelling of 12982740 in words is "twelve million, nine hundred eighty-two thousand, seven hundred forty".
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