Base | Representation |
---|---|
bin | 100110001101011… |
… | …0000001001001000 |
3 | 10022100110110222112 |
4 | 1030122300021020 |
5 | 10111203100402 |
6 | 331115241452 |
7 | 43525340336 |
oct | 11432601110 |
9 | 3270413875 |
10 | 1282081352 |
11 | 5a8779772 |
12 | 2b9449288 |
13 | 175803026 |
14 | c23b8b56 |
15 | 77850e52 |
hex | 4c6b0248 |
1282081352 has 16 divisors (see below), whose sum is σ = 2404315440. Its totient is φ = 640930576.
The previous prime is 1282081343. The next prime is 1282081379. The reversal of 1282081352 is 2531802821.
It is a happy number.
It is a super-2 number, since 2×12820813522 = 3287465186292295808, which contains 22 as substring.
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 3 ways as a sum of consecutive naturals, for example, 57323 + ... + 76485.
It is an arithmetic number, because the mean of its divisors is an integer number (150269715).
Almost surely, 21282081352 is an apocalyptic number.
It is an amenable number.
1282081352 is a deficient number, since it is larger than the sum of its proper divisors (1122234088).
1282081352 is a wasteful number, since it uses less digits than its factorization.
1282081352 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 27532 (or 27528 counting only the distinct ones).
The product of its (nonzero) digits is 7680, while the sum is 32.
The square root of 1282081352 is about 35806.1636034915. The cubic root of 1282081352 is about 1086.3552340419.
The spelling of 1282081352 in words is "one billion, two hundred eighty-two million, eighty-one thousand, three hundred fifty-two".
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