Base | Representation |
---|---|
bin | 110000111001101001… |
… | …0111001110010100111 |
3 | 101001001120112002020220 |
4 | 1201303102321302213 |
5 | 3210031432101442 |
6 | 120124220455423 |
7 | 10405222310034 |
oct | 1416322716247 |
9 | 331046462226 |
10 | 105013550247 |
11 | 40599458661 |
12 | 184289aa573 |
13 | 9b97403b18 |
14 | 5122c4c38b |
15 | 2ae946aeec |
hex | 18734b9ca7 |
105013550247 has 4 divisors (see below), whose sum is σ = 140018067000. Its totient is φ = 70009033496.
The previous prime is 105013550233. The next prime is 105013550321. The reversal of 105013550247 is 742055310501.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 742055310501 = 3 ⋅247351770167.
It is a cyclic number.
It is not a de Polignac number, because 105013550247 - 24 = 105013550231 is a prime.
It is a super-2 number, since 2×1050135502472 (a number of 23 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (105013550347) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17502258372 + ... + 17502258377.
It is an arithmetic number, because the mean of its divisors is an integer number (35004516750).
Almost surely, 2105013550247 is an apocalyptic number.
105013550247 is a deficient number, since it is larger than the sum of its proper divisors (35004516753).
105013550247 is an equidigital number, since it uses as much as digits as its factorization.
105013550247 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 35004516752.
The product of its (nonzero) digits is 21000, while the sum is 33.
Adding to 105013550247 its reverse (742055310501), we get a palindrome (847068860748).
The spelling of 105013550247 in words is "one hundred five billion, thirteen million, five hundred fifty thousand, two hundred forty-seven".
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