Base | Representation |
---|---|
bin | 1100101010011… |
… | …11010101101101 |
3 | 21101220002202000 |
4 | 12111033111231 |
5 | 204143344044 |
6 | 14312522513 |
7 | 2426643543 |
oct | 625172555 |
9 | 241802660 |
10 | 106231149 |
11 | 54a68042 |
12 | 2b6b0439 |
13 | 19015a8b |
14 | 10173d93 |
15 | 94d5d69 |
hex | 654f56d |
106231149 has 16 divisors (see below), whose sum is σ = 157597440. Its totient is φ = 70722720.
The previous prime is 106231129. The next prime is 106231159. The reversal of 106231149 is 941132601.
It is not a de Polignac number, because 106231149 - 215 = 106198381 is a prime.
It is a super-2 number, since 2×1062311492 = 22570114035720402, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (106231129) 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, 20844 + ... + 25434.
It is an arithmetic number, because the mean of its divisors is an integer number (9849840).
Almost surely, 2106231149 is an apocalyptic number.
It is an amenable number.
106231149 is a deficient number, since it is larger than the sum of its proper divisors (51366291).
106231149 is an equidigital number, since it uses as much as digits as its factorization.
106231149 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5457 (or 5451 counting only the distinct ones).
The product of its (nonzero) digits is 1296, while the sum is 27.
The square root of 106231149 is about 10306.8496156682. The cubic root of 106231149 is about 473.6061060287.
The spelling of 106231149 in words is "one hundred six million, two hundred thirty-one thousand, one hundred forty-nine".
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