Base | Representation |
---|---|
bin | 100001000010111… |
… | …100011110110000 |
3 | 1102122020110110102 |
4 | 201002330132300 |
5 | 2113412421034 |
6 | 131003051532 |
7 | 16511331155 |
oct | 4102743660 |
9 | 1378213412 |
10 | 554420144 |
11 | 264a57073 |
12 | 135810ba8 |
13 | 8ab2a375 |
14 | 538c022c |
15 | 33a1797e |
hex | 210bc7b0 |
554420144 has 40 divisors (see below), whose sum is σ = 1113276960. Its totient is φ = 267158528.
The previous prime is 554420143. The next prime is 554420159. The reversal of 554420144 is 441024455.
It is a Harshad number since it is a multiple of its sum of digits (29).
It is not an unprimeable number, because it can be changed into a prime (554420143) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 452717 + ... + 453939.
It is an arithmetic number, because the mean of its divisors is an integer number (27831924).
Almost surely, 2554420144 is an apocalyptic number.
It is an amenable number.
554420144 is an abundant number, since it is smaller than the sum of its proper divisors (558856816).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
554420144 is a wasteful number, since it uses less digits than its factorization.
554420144 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2237 (or 2231 counting only the distinct ones).
The product of its (nonzero) digits is 12800, while the sum is 29.
The square root of 554420144 is about 23546.1280044087. The cubic root of 554420144 is about 821.5102763513.
Adding to 554420144 its reverse (441024455), we get a palindrome (995444599).
The spelling of 554420144 in words is "five hundred fifty-four million, four hundred twenty thousand, one hundred forty-four".
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