Base | Representation |
---|---|
bin | 101010000111100111000 |
3 | 2121010012202 |
4 | 11100330320 |
5 | 323131102 |
6 | 45325332 |
7 | 14505524 |
oct | 5207470 |
9 | 2533182 |
10 | 1380152 |
11 | 862a24 |
12 | 566848 |
13 | 394277 |
14 | 27cd84 |
15 | 1c3e02 |
hex | 150f38 |
1380152 has 8 divisors (see below), whose sum is σ = 2587800. Its totient is φ = 690072.
The previous prime is 1380149. The next prime is 1380157. The reversal of 1380152 is 2510831.
It is a tau number, because it is divible by the number of its divisors (8).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1380157) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 86252 + ... + 86267.
It is an arithmetic number, because the mean of its divisors is an integer number (323475).
21380152 is an apocalyptic number.
It is an amenable number.
1380152 is a deficient number, since it is larger than the sum of its proper divisors (1207648).
1380152 is a wasteful number, since it uses less digits than its factorization.
1380152 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 172525 (or 172521 counting only the distinct ones).
The product of its (nonzero) digits is 240, while the sum is 20.
The square root of 1380152 is about 1174.7987061620. The cubic root of 1380152 is about 111.3377156135.
Adding to 1380152 its reverse (2510831), we get a palindrome (3890983).
The spelling of 1380152 in words is "one million, three hundred eighty thousand, one hundred fifty-two".
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