Base | Representation |
---|---|
bin | 101010100110100010000 |
3 | 2121220221010 |
4 | 11110310100 |
5 | 324132414 |
6 | 45530520 |
7 | 14602632 |
oct | 5246420 |
9 | 2556833 |
10 | 1395984 |
11 | 873907 |
12 | 573a40 |
13 | 39b535 |
14 | 284a52 |
15 | 1c8959 |
hex | 154d10 |
1395984 has 40 divisors (see below), whose sum is σ = 3650560. Its totient is φ = 459648.
The previous prime is 1395983. The next prime is 1395991. The reversal of 1395984 is 4895931.
It is not an unprimeable number, because it can be changed into a prime (1395983) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5982 + ... + 6210.
It is an arithmetic number, because the mean of its divisors is an integer number (91264).
21395984 is an apocalyptic number.
It is an amenable number.
1395984 is an abundant number, since it is smaller than the sum of its proper divisors (2254576).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1395984 is a wasteful number, since it uses less digits than its factorization.
1395984 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 367 (or 361 counting only the distinct ones).
The product of its digits is 38880, while the sum is 39.
The square root of 1395984 is about 1181.5176680863. The cubic root of 1395984 is about 111.7618237918.
The spelling of 1395984 in words is "one million, three hundred ninety-five thousand, nine hundred eighty-four".
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