Base | Representation |
---|---|
bin | 11011000100010… |
… | …001100010011010 |
3 | 1011122110221021200 |
4 | 123010101202122 |
5 | 1412222331432 |
6 | 113021015030 |
7 | 14152554663 |
oct | 3304214232 |
9 | 1148427250 |
10 | 454105242 |
11 | 21336aa98 |
12 | 1080b4476 |
13 | 73106436 |
14 | 4444a36a |
15 | 29ceea7c |
hex | 1b11189a |
454105242 has 24 divisors (see below), whose sum is σ = 984517716. Its totient is φ = 151272576.
The previous prime is 454105159. The next prime is 454105277. The reversal of 454105242 is 242501454.
454105242 is a `hidden beast` number, since 4 + 5 + 410 + 5 + 242 = 666.
It can be written as a sum of positive squares in 2 ways, for example, as 401962401 + 52142841 = 20049^2 + 7221^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 24888 + ... + 39084.
Almost surely, 2454105242 is an apocalyptic number.
454105242 is an abundant number, since it is smaller than the sum of its proper divisors (530412474).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
454105242 is a wasteful number, since it uses less digits than its factorization.
454105242 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15982 (or 15979 counting only the distinct ones).
The product of its (nonzero) digits is 6400, while the sum is 27.
The square root of 454105242 is about 21309.7452354551. The cubic root of 454105242 is about 768.6326675577.
Adding to 454105242 its reverse (242501454), we get a palindrome (696606696).
The spelling of 454105242 in words is "four hundred fifty-four million, one hundred five thousand, two hundred forty-two".
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