Base | Representation |
---|---|
bin | 111101000101… |
… | …010010001001 |
3 | 1010010111220210 |
4 | 331011102021 |
5 | 13044344200 |
6 | 1331111333 |
7 | 253050312 |
oct | 75052211 |
9 | 33114823 |
10 | 16012425 |
11 | 9047410 |
12 | 5442549 |
13 | 3418410 |
14 | 21ab609 |
15 | 1614650 |
hex | f45489 |
16012425 has 48 divisors (see below), whose sum is σ = 31123008. Its totient is φ = 7161600.
The previous prime is 16012391. The next prime is 16012429. The reversal of 16012425 is 52421061.
It is not a de Polignac number, because 16012425 - 28 = 16012169 is a prime.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (16012429) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 9979 + ... + 11471.
It is an arithmetic number, because the mean of its divisors is an integer number (648396).
Almost surely, 216012425 is an apocalyptic number.
16012425 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
16012425 is a deficient number, since it is larger than the sum of its proper divisors (15110583).
16012425 is a wasteful number, since it uses less digits than its factorization.
16012425 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1530 (or 1525 counting only the distinct ones).
The product of its (nonzero) digits is 480, while the sum is 21.
The square root of 16012425 is about 4001.5528235924. The cubic root of 16012425 is about 252.0494202646.
Adding to 16012425 its reverse (52421061), we get a palindrome (68433486).
The spelling of 16012425 in words is "sixteen million, twelve thousand, four hundred twenty-five".
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