Base | Representation |
---|---|
bin | 101010010101100110100 |
3 | 2121111001002 |
4 | 11102230310 |
5 | 323343231 |
6 | 45422432 |
7 | 14535440 |
oct | 5225464 |
9 | 2544032 |
10 | 1387316 |
11 | 868347 |
12 | 56aa18 |
13 | 3975c8 |
14 | 281820 |
15 | 1c60cb |
hex | 152b34 |
1387316 has 12 divisors (see below), whose sum is σ = 2774688. Its totient is φ = 594552.
The previous prime is 1387313. The next prime is 1387327. The reversal of 1387316 is 6137831.
1387316 is an admirable number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1387313) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24746 + ... + 24801.
It is an arithmetic number, because the mean of its divisors is an integer number (231224).
21387316 is an apocalyptic number.
It is an amenable number.
1387316 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1387316 is a wasteful number, since it uses less digits than its factorization.
1387316 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 49558 (or 49556 counting only the distinct ones).
The product of its digits is 3024, while the sum is 29.
The square root of 1387316 is about 1177.8437926992. The cubic root of 1387316 is about 111.5300246919.
The spelling of 1387316 in words is "one million, three hundred eighty-seven thousand, three hundred sixteen".
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