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16164332111 = 61733629987
BaseRepresentation
bin11110000110111100…
…00010001001001111
31112201112001011002002
433003132002021033
5231101032111421
611231545422515
71111365361454
oct170336021117
945645034062
1016164332111
116945386a64
12317149aa3b
1316a7b32775
14ad4b0b82b
15649156b0b
hex3c378224f

16164332111 has 8 divisors (see below), whose sum is σ = 16654384944. Its totient is φ = 15681539520.

The previous prime is 16164332083. The next prime is 16164332141. The reversal of 16164332111 is 11123346161.

16164332111 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-16164332111 is a prime.

It is a super-2 number, since 2×161643321112 (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16164332141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1810541 + ... + 1819446.

It is an arithmetic number, because the mean of its divisors is an integer number (2081798118).

Almost surely, 216164332111 is an apocalyptic number.

16164332111 is a deficient number, since it is larger than the sum of its proper divisors (490052833).

16164332111 is an equidigital number, since it uses as much as digits as its factorization.

16164332111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3630121.

The product of its digits is 2592, while the sum is 29.

Adding to 16164332111 its reverse (11123346161), we get a palindrome (27287678272).

The spelling of 16164332111 in words is "sixteen billion, one hundred sixty-four million, three hundred thirty-two thousand, one hundred eleven".

Divisors: 1 61 73 4453 3629987 221429207 264989051 16164332111