Base | Representation |
---|---|
bin | 110001001001011111… |
… | …1000100001110111110 |
3 | 101002102121221202111021 |
4 | 1202102333010032332 |
5 | 3212124034033204 |
6 | 120253052214354 |
7 | 10424336401510 |
oct | 1422277041676 |
9 | 332377852437 |
10 | 105545221054 |
11 | 40841586819 |
12 | 18556a6a3ba |
13 | 9c505c7530 |
14 | 51736c9bb0 |
15 | 2b2ae8d154 |
hex | 1892fc43be |
105545221054 has 64 divisors (see below), whose sum is σ = 200406528000. Its totient is φ = 40567298688.
The previous prime is 105545221051. The next prime is 105545221087. The reversal of 105545221054 is 450122545501.
It is a super-2 number, since 2×1055452210542 (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 (105545221051) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4830847 + ... + 4852645.
It is an arithmetic number, because the mean of its divisors is an integer number (3131352000).
Almost surely, 2105545221054 is an apocalyptic number.
105545221054 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
105545221054 is a deficient number, since it is larger than the sum of its proper divisors (94861306946).
105545221054 is a wasteful number, since it uses less digits than its factorization.
105545221054 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 22577.
The product of its (nonzero) digits is 40000, while the sum is 34.
Adding to 105545221054 its reverse (450122545501), we get a palindrome (555667766555).
The spelling of 105545221054 in words is "one hundred five billion, five hundred forty-five million, two hundred twenty-one thousand, fifty-four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •