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16145030 = 251131213
BaseRepresentation
bin111101100101…
…101010000110
31010101020211002
4331211222012
513113120110
61334013302
7254142026
oct75455206
933336732
1016145030
119128000
1254a7232
133463895
142203a86
15163daa5
hexf65a86

16145030 has 32 divisors (see below), whose sum is σ = 31991328. Its totient is φ = 5866080.

The previous prime is 16145027. The next prime is 16145033. The reversal of 16145030 is 3054161.

It is an interprime number because it is at equal distance from previous prime (16145027) and next prime (16145033).

It is a Smith number, since the sum of its digits (20) coincides with the sum of the digits of its prime factors.

It is an alternating number because its digits alternate between odd and even.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 16144993 and 16145011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16145033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12704 + ... + 13916.

It is an arithmetic number, because the mean of its divisors is an integer number (999729).

Almost surely, 216145030 is an apocalyptic number.

16145030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

16145030 is a deficient number, since it is larger than the sum of its proper divisors (15846298).

16145030 is a wasteful number, since it uses less digits than its factorization.

16145030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1253 (or 1231 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 16145030 is about 4018.0878536936. The cubic root of 16145030 is about 252.7432808680.

Adding to 16145030 its reverse (3054161), we get a palindrome (19199191).

The spelling of 16145030 in words is "sixteen million, one hundred forty-five thousand, thirty".

Divisors: 1 2 5 10 11 22 55 110 121 242 605 1210 1213 1331 2426 2662 6065 6655 12130 13310 13343 26686 66715 133430 146773 293546 733865 1467730 1614503 3229006 8072515 16145030