Base | Representation |
---|---|
bin | 1100101000001… |
… | …00001101111001 |
3 | 21101022110122201 |
4 | 12110010031321 |
5 | 204104022244 |
6 | 14302150201 |
7 | 2424222502 |
oct | 624041571 |
9 | 241273581 |
10 | 105923449 |
11 | 54877945 |
12 | 2b582361 |
13 | 18c389c8 |
14 | 100d3ba9 |
15 | 9474ad4 |
hex | 6504379 |
105923449 has 8 divisors (see below), whose sum is σ = 108555200. Its totient is φ = 103322736.
The previous prime is 105923407. The next prime is 105923453. The reversal of 105923449 is 944329501.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-105923449 is a prime.
It is a super-2 number, since 2×1059234492 = 22439554096111202, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (105920449) 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, 774 + ... + 14575.
It is an arithmetic number, because the mean of its divisors is an integer number (13569400).
Almost surely, 2105923449 is an apocalyptic number.
It is an amenable number.
105923449 is a deficient number, since it is larger than the sum of its proper divisors (2631751).
105923449 is a wasteful number, since it uses less digits than its factorization.
105923449 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15519.
The product of its (nonzero) digits is 38880, while the sum is 37.
The square root of 105923449 is about 10291.9118243405. The cubic root of 105923449 is about 473.1483949314.
It can be divided in two parts, 10592 and 3449, that added together give a palindrome (14041).
The spelling of 105923449 in words is "one hundred five million, nine hundred twenty-three thousand, four hundred forty-nine".
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