Base | Representation |
---|---|
bin | 10000111010110110100 |
3 | 1001011112002 |
4 | 2013112310 |
5 | 120220140 |
6 | 15514432 |
7 | 4466246 |
oct | 2072664 |
9 | 1034462 |
10 | 554420 |
11 | 3495a9 |
12 | 228a18 |
13 | 165479 |
14 | 106096 |
15 | ae415 |
hex | 875b4 |
554420 has 24 divisors (see below), whose sum is σ = 1226400. Its totient is φ = 209952.
The previous prime is 554419. The next prime is 554431. The reversal of 554420 is 24455.
554420 = T57 + T58 + ... + T151.
It is a happy number.
554420 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (20).
It is a nialpdrome in base 10.
It is a junction number, because it is equal to n+sod(n) for n = 554392 and 554401.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 350 + ... + 1109.
It is an arithmetic number, because the mean of its divisors is an integer number (51100).
2554420 is an apocalyptic number.
It is an amenable number.
554420 is an abundant number, since it is smaller than the sum of its proper divisors (671980).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
554420 is a wasteful number, since it uses less digits than its factorization.
554420 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1487 (or 1485 counting only the distinct ones).
The product of its (nonzero) digits is 800, while the sum is 20.
The square root of 554420 is about 744.5938490211. The cubic root of 554420 is about 82.1510205227.
Adding to 554420 its reverse (24455), we get a palindrome (578875).
The spelling of 554420 in words is "five hundred fifty-four thousand, four hundred twenty".
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