Base | Representation |
---|---|
bin | 110001011110011011… |
… | …1010011111001100011 |
3 | 101011020121001001100000 |
4 | 1202330313103321203 |
5 | 3220043421044024 |
6 | 120450511431043 |
7 | 10450630443432 |
oct | 1427467237143 |
9 | 334217031300 |
10 | 106247831139 |
11 | 4107214910a |
12 | 18712225483 |
13 | a03303b948 |
14 | 51dcb43119 |
15 | 2b6c9c8cc9 |
hex | 18bcdd3e63 |
106247831139 has 12 divisors (see below), whose sum is σ = 159153130136. Its totient is φ = 70831887264.
The previous prime is 106247831117. The next prime is 106247831143. The reversal of 106247831139 is 931138742601.
106247831139 is a `hidden beast` number, since 1 + 0 + 62 + 478 + 3 + 113 + 9 = 666.
It is not a de Polignac number, because 106247831139 - 217 = 106247700067 is a prime.
It is a super-2 number, since 2×1062478311392 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 106247831094 and 106247831103.
It is not an unprimeable number, because it can be changed into a prime (106247831539) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 218616694 + ... + 218617179.
Almost surely, 2106247831139 is an apocalyptic number.
106247831139 is a deficient number, since it is larger than the sum of its proper divisors (52905298997).
106247831139 is an frugal number, since it uses more digits than its factorization.
106247831139 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 437233888 (or 437233876 counting only the distinct ones).
The product of its (nonzero) digits is 217728, while the sum is 45.
The spelling of 106247831139 in words is "one hundred six billion, two hundred forty-seven million, eight hundred thirty-one thousand, one hundred thirty-nine".
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