Base | Representation |
---|---|
bin | 100010111001001001100 |
3 | 2011002102010 |
4 | 10113021030 |
5 | 243041442 |
6 | 40301220 |
7 | 12501306 |
oct | 4271114 |
9 | 2132363 |
10 | 1143372 |
11 | 71103a |
12 | 471810 |
13 | 310569 |
14 | 21a976 |
15 | 178b9c |
hex | 11724c |
1143372 has 24 divisors (see below), whose sum is σ = 2689792. Its totient is φ = 378000.
The previous prime is 1143371. The next prime is 1143391. The reversal of 1143372 is 2733411.
It is not an unprimeable number, because it can be changed into a prime (1143371) 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, 1497 + ... + 2127.
21143372 is an apocalyptic number.
1143372 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
1143372 is an abundant number, since it is smaller than the sum of its proper divisors (1546420).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1143372 is a wasteful number, since it uses less digits than its factorization.
1143372 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 789 (or 787 counting only the distinct ones).
The product of its digits is 504, while the sum is 21.
The square root of 1143372 is about 1069.2857429144. The cubic root of 1143372 is about 104.5672895219.
Adding to 1143372 its reverse (2733411), we get a palindrome (3876783).
It can be divided in two parts, 114 and 3372, that added together give a triangular number (3486 = T83).
The spelling of 1143372 in words is "one million, one hundred forty-three thousand, three hundred seventy-two".
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