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106234879 = 167636137
BaseRepresentation
bin1100101010100…
…00001111111111
321101220021212011
412111100033333
5204144004004
614312552051
72426660452
oct625201777
9241807764
10106234879
1154a6a923
122b6b2627
131901769a
1410175499
1594d7004
hex65503ff

106234879 has 4 divisors (see below), whose sum is σ = 106871184. Its totient is φ = 105598576.

The previous prime is 106234867. The next prime is 106234901. The reversal of 106234879 is 978432601.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 978432601 = 3592725439.

It is a cyclic number.

It is not a de Polignac number, because 106234879 - 25 = 106234847 is a prime.

It is a super-2 number, since 2×1062348792 = 22571699032289282, which contains 22 as substring.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (106238879) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 317902 + ... + 318235.

It is an arithmetic number, because the mean of its divisors is an integer number (26717796).

Almost surely, 2106234879 is an apocalyptic number.

106234879 is a deficient number, since it is larger than the sum of its proper divisors (636305).

106234879 is an equidigital number, since it uses as much as digits as its factorization.

106234879 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 636304.

The product of its (nonzero) digits is 72576, while the sum is 40.

The square root of 106234879 is about 10307.0305617088. The cubic root of 106234879 is about 473.6116490674.

The spelling of 106234879 in words is "one hundred six million, two hundred thirty-four thousand, eight hundred seventy-nine".

Divisors: 1 167 636137 106234879