Search a number
-
+
106113869 = 407326053
BaseRepresentation
bin1100101001100…
…10101101001101
321101200010212022
412110302231031
5204131120434
614310215525
72425644611
oct624625515
9241603768
10106113869
1154997a14
122b6545a5
1318ca4594
1410143341
1594b122e
hex6532b4d

106113869 has 4 divisors (see below), whose sum is σ = 106143996. Its totient is φ = 106083744.

The previous prime is 106113857. The next prime is 106113901. The reversal of 106113869 is 968311601.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 968311601 = 7417130553.

It can be written as a sum of positive squares in 2 ways, for example, as 48930025 + 57183844 = 6995^2 + 7562^2 .

It is a cyclic number.

It is not a de Polignac number, because 106113869 - 216 = 106048333 is a prime.

It is a super-2 number, since 2×1061138692 = 22520306388298322, 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 (106113769) 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, 8954 + ... + 17099.

It is an arithmetic number, because the mean of its divisors is an integer number (26535999).

Almost surely, 2106113869 is an apocalyptic number.

It is an amenable number.

106113869 is a deficient number, since it is larger than the sum of its proper divisors (30127).

106113869 is an equidigital number, since it uses as much as digits as its factorization.

106113869 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30126.

The product of its (nonzero) digits is 7776, while the sum is 35.

The square root of 106113869 is about 10301.1586241549. The cubic root of 106113869 is about 473.4317535978.

The spelling of 106113869 in words is "one hundred six million, one hundred thirteen thousand, eight hundred sixty-nine".

Divisors: 1 4073 26053 106113869