Base | Representation |
---|---|
bin | 101010000001000111110 |
3 | 2120221122201 |
4 | 11100020332 |
5 | 323024310 |
6 | 45302114 |
7 | 14463040 |
oct | 5201076 |
9 | 2527581 |
10 | 1376830 |
11 | 860484 |
12 | 56493a |
13 | 3928c0 |
14 | 27ba90 |
15 | 1c2e3a |
hex | 15023e |
1376830 has 64 divisors (see below), whose sum is σ = 3265920. Its totient is φ = 405504.
The previous prime is 1376827. The next prime is 1376839. The reversal of 1376830 is 386731.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1376839) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15426 + ... + 15514.
It is an arithmetic number, because the mean of its divisors is an integer number (51030).
21376830 is an apocalyptic number.
1376830 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1376830 is an abundant number, since it is smaller than the sum of its proper divisors (1889090).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1376830 is a wasteful number, since it uses less digits than its factorization.
1376830 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 133.
The product of its (nonzero) digits is 3024, while the sum is 28.
The square root of 1376830 is about 1173.3839951184. The cubic root of 1376830 is about 111.2483145812.
Subtracting from 1376830 its reverse (386731), we obtain a palindrome (990099).
The spelling of 1376830 in words is "one million, three hundred seventy-six thousand, eight hundred thirty".
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