Base | Representation |
---|---|
bin | 100000110010100… |
… | …011111001011000 |
3 | 1102100011020211100 |
4 | 200302203321120 |
5 | 2111313001034 |
6 | 130331031400 |
7 | 16426662252 |
oct | 4062437130 |
9 | 1370136740 |
10 | 550125144 |
11 | 262593188 |
12 | 13429b560 |
13 | 89c8544a |
14 | 530c2cd2 |
15 | 3346a099 |
hex | 20ca3e58 |
550125144 has 96 divisors (see below), whose sum is σ = 1536883920. Its totient is φ = 177666048.
The previous prime is 550125091. The next prime is 550125161. The reversal of 550125144 is 441521055.
It is a super-2 number, since 2×5501251442 = 605275348122041472, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
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 23 ways as a sum of consecutive naturals, for example, 423504 + ... + 424800.
Almost surely, 2550125144 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 550125144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (768441960).
550125144 is an abundant number, since it is smaller than the sum of its proper divisors (986758776).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
550125144 is a wasteful number, since it uses less digits than its factorization.
550125144 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1489 (or 1482 counting only the distinct ones).
The product of its (nonzero) digits is 4000, while the sum is 27.
The square root of 550125144 is about 23454.7467264091. The cubic root of 550125144 is about 819.3834071858.
Adding to 550125144 its reverse (441521055), we get a palindrome (991646199).
The spelling of 550125144 in words is "five hundred fifty million, one hundred twenty-five thousand, one hundred forty-four".
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