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16227130 = 259716729
BaseRepresentation
bin111101111001…
…101100111010
31010112102102211
4331321230322
513123232010
61335445334
7254633263
oct75715472
933472384
1016227130
119183757
12552684a
13349206a
14222596a
15165808a
hexf79b3a

16227130 has 16 divisors (see below), whose sum is σ = 29511720. Its totient is φ = 6423552.

The previous prime is 16227119. The next prime is 16227151. The reversal of 16227130 is 3172261.

It can be written as a sum of positive squares in 4 ways, for example, as 13638249 + 2588881 = 3693^2 + 1609^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7395 + ... + 9334.

Almost surely, 216227130 is an apocalyptic number.

16227130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

16227130 is a deficient number, since it is larger than the sum of its proper divisors (13284590).

16227130 is a wasteful number, since it uses less digits than its factorization.

16227130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16833.

The product of its (nonzero) digits is 504, while the sum is 22.

The square root of 16227130 is about 4028.2912009933. The cubic root of 16227130 is about 253.1709697539.

Adding to 16227130 its reverse (3172261), we get a palindrome (19399391).

The spelling of 16227130 in words is "sixteen million, two hundred twenty-seven thousand, one hundred thirty".

Divisors: 1 2 5 10 97 194 485 970 16729 33458 83645 167290 1622713 3245426 8113565 16227130