Base | Representation |
---|---|
bin | 110001101010111110… |
… | …1001001000010010011 |
3 | 101012022221010222012111 |
4 | 1203111331021002103 |
5 | 3221424202234112 |
6 | 121000350210151 |
7 | 10464231516451 |
oct | 1432575110223 |
9 | 335287128174 |
10 | 106668789907 |
11 | 41268829719 |
12 | 1880b1b3957 |
13 | a09c30ab84 |
14 | 523ca019d1 |
15 | 2b9492c5a7 |
hex | 18d5f49093 |
106668789907 has 16 divisors (see below), whose sum is σ = 108713320672. Its totient is φ = 104634270720.
The previous prime is 106668789893. The next prime is 106668789937. The reversal of 106668789907 is 709987866601.
It is a cyclic number.
It is not a de Polignac number, because 106668789907 - 223 = 106660401299 is a prime.
It is a super-2 number, since 2×1066687899072 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (106668789937) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 65560828 + ... + 65562454.
It is an arithmetic number, because the mean of its divisors is an integer number (6794582542).
Almost surely, 2106668789907 is an apocalyptic number.
106668789907 is a deficient number, since it is larger than the sum of its proper divisors (2044530765).
106668789907 is a wasteful number, since it uses less digits than its factorization.
106668789907 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3958.
The product of its (nonzero) digits is 54867456, while the sum is 67.
The spelling of 106668789907 in words is "one hundred six billion, six hundred sixty-eight million, seven hundred eighty-nine thousand, nine hundred seven".
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