Base | Representation |
---|---|
bin | 101001001100111… |
… | …0000001011010000 |
3 | 10120100101101122202 |
4 | 1102121300023100 |
5 | 10312403421030 |
6 | 345103222332 |
7 | 46154623430 |
oct | 12231601320 |
9 | 3510341582 |
10 | 1382482640 |
11 | 64a414740 |
12 | 326ba79a8 |
13 | 190557386 |
14 | d18722c0 |
15 | 81584745 |
hex | 526702d0 |
1382482640 has 80 divisors (see below), whose sum is σ = 4007422080. Its totient is φ = 430901760.
The previous prime is 1382482609. The next prime is 1382482663. The reversal of 1382482640 is 462842831.
It is a tau number, because it is divible by the number of its divisors (80).
It is a super-2 number, since 2×13824826402 = 3822516499802739200, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 1382482594 and 1382482603.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 106055 + ... + 118374.
It is an arithmetic number, because the mean of its divisors is an integer number (50092776).
Almost surely, 21382482640 is an apocalyptic number.
1382482640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1382482640 is an abundant number, since it is smaller than the sum of its proper divisors (2624939440).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1382482640 is a wasteful number, since it uses less digits than its factorization.
1382482640 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 224460 (or 224454 counting only the distinct ones).
The product of its (nonzero) digits is 73728, while the sum is 38.
The square root of 1382482640 is about 37181.7514380375. The cubic root of 1382482640 is about 1114.0035175936.
The spelling of 1382482640 in words is "one billion, three hundred eighty-two million, four hundred eighty-two thousand, six hundred forty".
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