Base | Representation |
---|---|
bin | 11100100111011… |
… | …11000011010001 |
3 | 121201201000211201 |
4 | 32103233003101 |
5 | 442423220411 |
6 | 35453111201 |
7 | 5643300202 |
oct | 1623570321 |
9 | 551630751 |
10 | 240054481 |
11 | 113560537 |
12 | 68488501 |
13 | 3a96c894 |
14 | 23c4b5a9 |
15 | 1611c3c1 |
hex | e4ef0d1 |
240054481 has 2 divisors, whose sum is σ = 240054482. Its totient is φ = 240054480.
The previous prime is 240054461. The next prime is 240054491. The reversal of 240054481 is 184450042.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 211964481 + 28090000 = 14559^2 + 5300^2 .
It is a cyclic number.
It is not a de Polignac number, because 240054481 - 29 = 240053969 is a prime.
It is a super-2 number, since 2×2400544812 = 115252307696358722, which contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (240054461) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 120027240 + 120027241.
It is an arithmetic number, because the mean of its divisors is an integer number (120027241).
Almost surely, 2240054481 is an apocalyptic number.
It is an amenable number.
240054481 is a deficient number, since it is larger than the sum of its proper divisors (1).
240054481 is an equidigital number, since it uses as much as digits as its factorization.
240054481 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 5120, while the sum is 28.
The square root of 240054481 is about 15493.6916517659. The cubic root of 240054481 is about 621.4935212814.
The spelling of 240054481 in words is "two hundred forty million, fifty-four thousand, four hundred eighty-one".
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