Base | Representation |
---|---|
bin | 10000111011010010001 |
3 | 1001011211021 |
4 | 2013122101 |
5 | 120222031 |
6 | 15515441 |
7 | 4500013 |
oct | 2073221 |
9 | 1034737 |
10 | 554641 |
11 | 34978a |
12 | 228b81 |
13 | 1655b9 |
14 | 1061b3 |
15 | ae511 |
hex | 87691 |
554641 has 2 divisors, whose sum is σ = 554642. Its totient is φ = 554640.
The previous prime is 554639. The next prime is 554663. The reversal of 554641 is 146455.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 484416 + 70225 = 696^2 + 265^2 .
It is a cyclic number.
It is not a de Polignac number, because 554641 - 21 = 554639 is a prime.
Together with 554639, it forms a pair of twin primes.
It is an Ulam number.
554641 is a lucky number.
It is not a weakly prime, because it can be changed into another prime (554611) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 277320 + 277321.
It is an arithmetic number, because the mean of its divisors is an integer number (277321).
2554641 is an apocalyptic number.
It is an amenable number.
554641 is a deficient number, since it is larger than the sum of its proper divisors (1).
554641 is an equidigital number, since it uses as much as digits as its factorization.
554641 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 2400, while the sum is 25.
The square root of 554641 is about 744.7422372875. The cubic root of 554641 is about 82.1619346094.
It can be divided in two parts, 55 and 4641, that multiplied together give a triangular number (255255 = T714).
The spelling of 554641 in words is "five hundred fifty-four thousand, six hundred forty-one".
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