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16025107 = 72378839
BaseRepresentation
bin111101001000…
…011000010011
31010011011022111
4331020120103
513100300412
61331250151
7253132300
oct75103023
933134274
1016025107
11905599a
125449957
133421117
1421b20a7
1516182a7
hexf48613

16025107 has 12 divisors (see below), whose sum is σ = 19147440. Its totient is φ = 13363056.

The previous prime is 16025083. The next prime is 16025117. The reversal of 16025107 is 70152061.

It is a de Polignac number, because none of the positive numbers 2k-16025107 is a prime.

It is a super-2 number, since 2×160251072 = 513608108722898, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16025117) 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 11 ways as a sum of consecutive naturals, for example, 2607 + ... + 6232.

It is an arithmetic number, because the mean of its divisors is an integer number (1595620).

Almost surely, 216025107 is an apocalyptic number.

16025107 is a deficient number, since it is larger than the sum of its proper divisors (3122333).

16025107 is an equidigital number, since it uses as much as digits as its factorization.

16025107 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8890 (or 8883 counting only the distinct ones).

The product of its (nonzero) digits is 420, while the sum is 22.

The square root of 16025107 is about 4003.1371447903. The cubic root of 16025107 is about 252.1159445884.

Adding to 16025107 its reverse (70152061), we get a palindrome (86177168).

The spelling of 16025107 in words is "sixteen million, twenty-five thousand, one hundred seven".

Divisors: 1 7 37 49 259 1813 8839 61873 327043 433111 2289301 16025107