Base | Representation |
---|---|
bin | 100001000010111… |
… | …000101010111100 |
3 | 1102122012200001111 |
4 | 201002320222330 |
5 | 2113411421130 |
6 | 131002451404 |
7 | 16511234524 |
oct | 4102705274 |
9 | 1378180044 |
10 | 554404540 |
11 | 264a46378 |
12 | 135803b64 |
13 | 8ab23231 |
14 | 538b8684 |
15 | 33a1302a |
hex | 210b8abc |
554404540 has 24 divisors (see below), whose sum is σ = 1166956560. Its totient is φ = 221246208.
The previous prime is 554404519. The next prime is 554404549. The reversal of 554404540 is 45404455.
It is a happy number.
It is a super-2 number, since 2×5544045402 = 614728787945223200, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (554404549) 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, 23350 + ... + 40669.
It is an arithmetic number, because the mean of its divisors is an integer number (48623190).
Almost surely, 2554404540 is an apocalyptic number.
It is an amenable number.
554404540 is an abundant number, since it is smaller than the sum of its proper divisors (612552020).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
554404540 is a wasteful number, since it uses less digits than its factorization.
554404540 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 64461 (or 64459 counting only the distinct ones).
The product of its (nonzero) digits is 32000, while the sum is 31.
The square root of 554404540 is about 23545.7966524813. The cubic root of 554404540 is about 821.5025692200.
Adding to 554404540 its reverse (45404455), we get a palindrome (599808995).
The spelling of 554404540 in words is "five hundred fifty-four million, four hundred four thousand, five hundred forty".
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