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106608049 = 223478063
BaseRepresentation
bin1100101101010…
…11010110110001
321102121020202021
412112223112301
5204242424144
614324551441
72433103432
oct626532661
9242536667
10106608049
11551a5229
122b852581
13191184b2
1410231489
15955c884
hex65ab5b1

106608049 has 4 divisors (see below), whose sum is σ = 107086336. Its totient is φ = 106129764.

The previous prime is 106608041. The next prime is 106608091. The reversal of 106608049 is 940806601.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 940806601 = 7134400943.

It is a cyclic number.

It is not a de Polignac number, because 106608049 - 23 = 106608041 is a prime.

It is a super-2 number, since 2×1066080492 = 22730552223172802, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (106608041) 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, 238809 + ... + 239254.

It is an arithmetic number, because the mean of its divisors is an integer number (26771584).

Almost surely, 2106608049 is an apocalyptic number.

It is an amenable number.

106608049 is a deficient number, since it is larger than the sum of its proper divisors (478287).

106608049 is an equidigital number, since it uses as much as digits as its factorization.

106608049 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 478286.

The product of its (nonzero) digits is 10368, while the sum is 34.

The square root of 106608049 is about 10325.1173843206. The cubic root of 106608049 is about 474.1655510194.

The spelling of 106608049 in words is "one hundred six million, six hundred eight thousand, forty-nine".

Divisors: 1 223 478063 106608049