Base | Representation |
---|---|
bin | 10101100010110… |
… | …101101111100001 |
3 | 221012010210102222 |
4 | 111202311233201 |
5 | 1220013021221 |
6 | 55511120425 |
7 | 11646212246 |
oct | 2542655741 |
9 | 835123388 |
10 | 361454561 |
11 | 176039186 |
12 | a1073115 |
13 | 59b66b50 |
14 | 3600d5cd |
15 | 21aec9ab |
hex | 158b5be1 |
361454561 has 8 divisors (see below), whose sum is σ = 412156584. Its totient is φ = 314023680.
The previous prime is 361454549. The next prime is 361454677. The reversal of 361454561 is 165454163.
It can be written as a sum of positive squares in 4 ways, for example, as 96904336 + 264550225 = 9844^2 + 16265^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 361454561 - 26 = 361454497 is a prime.
It is an alternating number because its digits alternate between odd and even.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (361459561) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 817550 + ... + 817991.
It is an arithmetic number, because the mean of its divisors is an integer number (51519573).
Almost surely, 2361454561 is an apocalyptic number.
It is an amenable number.
361454561 is a deficient number, since it is larger than the sum of its proper divisors (50702023).
361454561 is a wasteful number, since it uses less digits than its factorization.
361454561 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1635571.
The product of its digits is 43200, while the sum is 35.
The square root of 361454561 is about 19011.9583683533. The cubic root of 361454561 is about 712.3354693861.
The spelling of 361454561 in words is "three hundred sixty-one million, four hundred fifty-four thousand, five hundred sixty-one".
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