Base | Representation |
---|---|
bin | 1100100100111… |
… | …01101011011110 |
3 | 21100112010112100 |
4 | 12102131223132 |
5 | 204002102304 |
6 | 14245145530 |
7 | 2420523150 |
oct | 622355336 |
9 | 240463470 |
10 | 105503454 |
11 | 54610341 |
12 | 2b3bb2a6 |
13 | 18b1c7a4 |
14 | 10024ad0 |
15 | 93e0439 |
hex | 649dade |
105503454 has 48 divisors (see below), whose sum is σ = 261836640. Its totient is φ = 30075840.
The previous prime is 105503449. The next prime is 105503491. The reversal of 105503454 is 454305501.
105503454 is a `hidden beast` number, since 105 + 503 + 4 + 54 = 666.
It is a super-2 number, since 2×1055034542 = 22261957611860232, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 88744 + ... + 89924.
It is an arithmetic number, because the mean of its divisors is an integer number (5454930).
Almost surely, 2105503454 is an apocalyptic number.
105503454 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
105503454 is an abundant number, since it is smaller than the sum of its proper divisors (156333186).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
105503454 is a wasteful number, since it uses less digits than its factorization.
105503454 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1905 (or 1902 counting only the distinct ones).
The product of its (nonzero) digits is 6000, while the sum is 27.
The square root of 105503454 is about 10271.4874288002. The cubic root of 105503454 is about 472.5222094205.
Adding to 105503454 its reverse (454305501), we get a palindrome (559808955).
The spelling of 105503454 in words is "one hundred five million, five hundred three thousand, four hundred fifty-four".
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