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164111307 = 365383773
BaseRepresentation
bin10011100100000…
…10001111001011
3102102210201101120
421302002033023
5314003030212
624141250323
74031631423
oct1162021713
9372721346
10164111307
1184700288
1246b639a3
1327cccba9
1417b1d483
15e61a88c
hex9c823cb

164111307 has 8 divisors (see below), whose sum is σ = 219152784. Its totient is φ = 109238688.

The previous prime is 164111291. The next prime is 164111309. The reversal of 164111307 is 703111461.

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

It is not a de Polignac number, because 164111307 - 24 = 164111291 is a prime.

It is not an unprimeable number, because it can be changed into a prime (164111309) 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 7 ways as a sum of consecutive naturals, for example, 39928 + ... + 43845.

It is an arithmetic number, because the mean of its divisors is an integer number (27394098).

Almost surely, 2164111307 is an apocalyptic number.

164111307 is a deficient number, since it is larger than the sum of its proper divisors (55041477).

164111307 is an equidigital number, since it uses as much as digits as its factorization.

164111307 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84429.

The product of its (nonzero) digits is 504, while the sum is 24.

The square root of 164111307 is about 12810.5935459681. The cubic root of 164111307 is about 547.4941731204.

Adding to 164111307 its reverse (703111461), we get a palindrome (867222768).

The spelling of 164111307 in words is "one hundred sixty-four million, one hundred eleven thousand, three hundred seven".

Divisors: 1 3 653 1959 83773 251319 54703769 164111307