Base | Representation |
---|---|
bin | 101101100100000110000 |
3 | 2210212001210 |
4 | 11230200300 |
5 | 340234130 |
6 | 52000120 |
7 | 15455613 |
oct | 5544060 |
9 | 2725053 |
10 | 1493040 |
11 | 92a81a |
12 | 600040 |
13 | 403773 |
14 | 2ac17a |
15 | 1e75b0 |
hex | 16c830 |
1493040 has 40 divisors (see below), whose sum is σ = 4629168. Its totient is φ = 398080.
The previous prime is 1493027. The next prime is 1493057. The reversal of 1493040 is 403941.
It is a tau number, because it is divible by the number of its divisors (40).
It is a hoax number, since the sum of its digits (21) coincides with the sum of the digits of its distinct prime factors.
It is an Ulam number.
It is a junction number, because it is equal to n+sod(n) for n = 1492998 and 1493016.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2871 + ... + 3350.
21493040 is an apocalyptic number.
1493040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1493040 is an abundant number, since it is smaller than the sum of its proper divisors (3136128).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1493040 is a wasteful number, since it uses less digits than its factorization.
1493040 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6237 (or 6231 counting only the distinct ones).
The product of its (nonzero) digits is 432, while the sum is 21.
The square root of 1493040 is about 1221.9001595875. The cubic root of 1493040 is about 114.2941005751.
Adding to 1493040 its reverse (403941), we get a palindrome (1896981).
The spelling of 1493040 in words is "one million, four hundred ninety-three thousand, forty".
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