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105351161 = 437931013
BaseRepresentation
bin1100100011110…
…00011111111001
321100020101121212
412101320133321
5203432214121
614242012505
72416320146
oct621703771
9240211555
10105351161
1154516983
122b347135
1318a98386
14ddc53cd
1593b025b
hex64787f9

105351161 has 8 divisors (see below), whose sum is σ = 109169280. Its totient is φ = 101595312.

The previous prime is 105351157. The next prime is 105351163. The reversal of 105351161 is 161153501.

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

It is a cyclic number.

It is not a de Polignac number, because 105351161 - 22 = 105351157 is a prime.

It is a super-2 number, since 2×1053511612 = 22197734248095842, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (105351163) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12110 + ... + 18903.

It is an arithmetic number, because the mean of its divisors is an integer number (13646160).

Almost surely, 2105351161 is an apocalyptic number.

It is an amenable number.

105351161 is a deficient number, since it is larger than the sum of its proper divisors (3818119).

105351161 is an equidigital number, since it uses as much as digits as its factorization.

105351161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31135.

The product of its (nonzero) digits is 450, while the sum is 23.

The square root of 105351161 is about 10264.0713656911. The cubic root of 105351161 is about 472.2947398440.

The spelling of 105351161 in words is "one hundred five million, three hundred fifty-one thousand, one hundred sixty-one".

Divisors: 1 43 79 3397 31013 1333559 2450027 105351161