Base | Representation |
---|---|
bin | 111011011110100111000 |
3 | 10200000111121 |
4 | 13123310320 |
5 | 444331414 |
6 | 105435024 |
7 | 22365112 |
oct | 7336470 |
9 | 3600447 |
10 | 1948984 |
11 | 1111334 |
12 | 79ba74 |
13 | 53315b |
14 | 38a3b2 |
15 | 287724 |
hex | 1dbd38 |
1948984 has 8 divisors (see below), whose sum is σ = 3654360. Its totient is φ = 974488.
The previous prime is 1948981. The next prime is 1948987. The reversal of 1948984 is 4898491.
It is an interprime number because it is at equal distance from previous prime (1948981) and next prime (1948987).
It is a tau number, because it is divible by the number of its divisors (8).
It is a plaindrome in base 11.
It is a self number, because there is not a number n which added to its sum of digits gives 1948984.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1948981) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121804 + ... + 121819.
It is an arithmetic number, because the mean of its divisors is an integer number (456795).
21948984 is an apocalyptic number.
It is an amenable number.
1948984 is a deficient number, since it is larger than the sum of its proper divisors (1705376).
1948984 is a wasteful number, since it uses less digits than its factorization.
1948984 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 243629 (or 243625 counting only the distinct ones).
The product of its digits is 82944, while the sum is 43.
The square root of 1948984 is about 1396.0601706230. The cubic root of 1948984 is about 124.9115961595.
The spelling of 1948984 in words is "one million, nine hundred forty-eight thousand, nine hundred eighty-four".
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