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16130325 = 352449479
BaseRepresentation
bin111101100010…
…000100010101
31010100111122110
4331202010111
513112132300
61333421233
7254051121
oct75420425
933314573
1016130325
119117a52
12549a819
133459c93
1421dc581
151639550
hexf62115

16130325 has 24 divisors (see below), whose sum is σ = 26784000. Its totient is φ = 8565760.

The previous prime is 16130311. The next prime is 16130327. The reversal of 16130325 is 52303161.

It is not a de Polignac number, because 16130325 - 27 = 16130197 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16130327) 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 23 ways as a sum of consecutive naturals, for example, 33436 + ... + 33914.

It is an arithmetic number, because the mean of its divisors is an integer number (1116000).

Almost surely, 216130325 is an apocalyptic number.

16130325 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

16130325 is a deficient number, since it is larger than the sum of its proper divisors (10653675).

16130325 is a wasteful number, since it uses less digits than its factorization.

16130325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 941 (or 936 counting only the distinct ones).

The product of its (nonzero) digits is 540, while the sum is 21.

The square root of 16130325 is about 4016.2575863607. The cubic root of 16130325 is about 252.6665241431. Note that the first 3 decimals are identical.

Adding to 16130325 its reverse (52303161), we get a palindrome (68433486).

The spelling of 16130325 in words is "sixteen million, one hundred thirty thousand, three hundred twenty-five".

Divisors: 1 3 5 15 25 75 449 479 1347 1437 2245 2395 6735 7185 11225 11975 33675 35925 215071 645213 1075355 3226065 5376775 16130325