Base | Representation |
---|---|
bin | 10000000101000111101… |
… | …111000000101011110010 |
3 | 10220122020001110021020020 |
4 | 100011013233000223302 |
5 | 121101030041212403 |
6 | 2203345025224310 |
7 | 142556115611640 |
oct | 20050757005362 |
9 | 3818201407206 |
10 | 1105010100978 |
11 | 3966a5438013 |
12 | 15a1a9792096 |
13 | 80281a62674 |
14 | 3b6a8a38190 |
15 | 1db25750453 |
hex | 10147bc0af2 |
1105010100978 has 32 divisors (see below), whose sum is σ = 2526669296640. Its totient is φ = 315600681360.
The previous prime is 1105010100977. The next prime is 1105010100989. The reversal of 1105010100978 is 8790010105011.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (1105010100977) 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, 4738548 + ... + 4966271.
It is an arithmetic number, because the mean of its divisors is an integer number (78958415520).
Almost surely, 21105010100978 is an apocalyptic number.
1105010100978 is an abundant number, since it is smaller than the sum of its proper divisors (1421659195662).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1105010100978 is a wasteful number, since it uses less digits than its factorization.
1105010100978 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9707542.
The product of its (nonzero) digits is 2520, while the sum is 33.
Adding to 1105010100978 its reverse (8790010105011), we get a palindrome (9895020205989).
The spelling of 1105010100978 in words is "one trillion, one hundred five billion, ten million, one hundred thousand, nine hundred seventy-eight".
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