Base | Representation |
---|---|
bin | 100001000101000… |
… | …111110101111101 |
3 | 1102200022110111020 |
4 | 201011013311331 |
5 | 2114034202343 |
6 | 131023214353 |
7 | 16516226325 |
oct | 4105076575 |
9 | 1380273436 |
10 | 554990973 |
11 | 265306a29 |
12 | 135a473b9 |
13 | 8ac9a134 |
14 | 539cc285 |
15 | 33acbb83 |
hex | 21147d7d |
554990973 has 8 divisors (see below), whose sum is σ = 745389888. Its totient is φ = 367293024.
The previous prime is 554990971. The next prime is 554990977. The reversal of 554990973 is 379099455.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 554990973 - 21 = 554990971 is a prime.
It is a super-2 number, since 2×5549909732 = 616029960222973458, which contains 22 as substring.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (554990971) 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, 674761 + ... + 675582.
It is an arithmetic number, because the mean of its divisors is an integer number (93173736).
Almost surely, 2554990973 is an apocalyptic number.
It is an amenable number.
554990973 is a deficient number, since it is larger than the sum of its proper divisors (190398915).
554990973 is a wasteful number, since it uses less digits than its factorization.
554990973 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1350483.
The product of its (nonzero) digits is 1530900, while the sum is 51.
The square root of 554990973 is about 23558.2463905954. The cubic root of 554990973 is about 821.7921209935.
The spelling of 554990973 in words is "five hundred fifty-four million, nine hundred ninety thousand, nine hundred seventy-three".
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