Base | Representation |
---|---|
bin | 1100101111101… |
… | …01011110100001 |
3 | 21110011200012201 |
4 | 12113311132201 |
5 | 204332133044 |
6 | 14335253201 |
7 | 2435506525 |
oct | 627653641 |
9 | 243150181 |
10 | 106911649 |
11 | 55392339 |
12 | 2b97a201 |
13 | 191c3740 |
14 | 102add85 |
15 | 95bc7d4 |
hex | 65f57a1 |
106911649 has 8 divisors (see below), whose sum is σ = 115977960. Its totient is φ = 97965696.
The previous prime is 106911647. The next prime is 106911667. The reversal of 106911649 is 946119601.
It can be written as a sum of positive squares in 4 ways, for example, as 36687249 + 70224400 = 6057^2 + 8380^2 .
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 106911649 - 21 = 106911647 is a prime.
It is a super-2 number, since 2×1069116492 = 22860201383798402, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (106911647) 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, 28234 + ... + 31795.
It is an arithmetic number, because the mean of its divisors is an integer number (14497245).
Almost surely, 2106911649 is an apocalyptic number.
It is an amenable number.
106911649 is a deficient number, since it is larger than the sum of its proper divisors (9066311).
106911649 is a wasteful number, since it uses less digits than its factorization.
106911649 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 60179.
The product of its (nonzero) digits is 11664, while the sum is 37.
The square root of 106911649 is about 10339.8089440763. The cubic root of 106911649 is about 474.6152363370.
The spelling of 106911649 in words is "one hundred six million, nine hundred eleven thousand, six hundred forty-nine".
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