Base | Representation |
---|---|
bin | 1100100111001… |
… | …01100100111011 |
3 | 21101002002111111 |
4 | 12103211210323 |
5 | 204041013242 |
6 | 14255341151 |
7 | 2423160553 |
oct | 623454473 |
9 | 241062444 |
10 | 105797947 |
11 | 547a1622 |
12 | 2b5217b7 |
13 | 18bc3848 |
14 | 100a0163 |
15 | 944c817 |
hex | 64e593b |
105797947 has 8 divisors (see below), whose sum is σ = 114959360. Its totient is φ = 96995880.
The previous prime is 105797941. The next prime is 105797957. The reversal of 105797947 is 749797501.
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 105797947 - 223 = 97409339 is a prime.
It is a super-2 number, since 2×1057979472 = 22386411178829618, which contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 105797947.
It is not an unprimeable number, because it can be changed into a prime (105797941) 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, 89223 + ... + 90400.
It is an arithmetic number, because the mean of its divisors is an integer number (14369920).
Almost surely, 2105797947 is an apocalyptic number.
105797947 is a deficient number, since it is larger than the sum of its proper divisors (9161413).
105797947 is a wasteful number, since it uses less digits than its factorization.
105797947 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 179673.
The product of its (nonzero) digits is 555660, while the sum is 49.
The square root of 105797947 is about 10285.8128993289. The cubic root of 105797947 is about 472.9614532040.
The spelling of 105797947 in words is "one hundred five million, seven hundred ninety-seven thousand, nine hundred forty-seven".
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