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105716671 = 234596377
BaseRepresentation
bin1100100110100…
…01101110111111
321100220222000021
412103101232333
5204030413141
614253513011
72422401604
oct623215677
9240828007
10105716671
1154746555
122b4a2767
1318b95858
141007c6ab
1594336d1
hex64d1bbf

105716671 has 4 divisors (see below), whose sum is σ = 110313072. Its totient is φ = 101120272.

The previous prime is 105716669. The next prime is 105716713. The reversal of 105716671 is 176617501.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 176617501 = 317557153.

It is a cyclic number.

It is not a de Polignac number, because 105716671 - 21 = 105716669 is a prime.

It is a super-2 number, since 2×1057166712 = 22352029054644482, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105716621) 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 3 ways as a sum of consecutive naturals, for example, 2298166 + ... + 2298211.

It is an arithmetic number, because the mean of its divisors is an integer number (27578268).

Almost surely, 2105716671 is an apocalyptic number.

105716671 is a deficient number, since it is larger than the sum of its proper divisors (4596401).

105716671 is an equidigital number, since it uses as much as digits as its factorization.

105716671 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4596400.

The product of its (nonzero) digits is 8820, while the sum is 34.

The square root of 105716671 is about 10281.8612614643. The cubic root of 105716671 is about 472.8403095085.

The spelling of 105716671 in words is "one hundred five million, seven hundred sixteen thousand, six hundred seventy-one".

Divisors: 1 23 4596377 105716671