Base | Representation |
---|---|
bin | 100001000101001… |
… | …010000011110110 |
3 | 1102200022220221120 |
4 | 201011022003312 |
5 | 2114040000204 |
6 | 131023324410 |
7 | 16516264650 |
oct | 4105120366 |
9 | 1380286846 |
10 | 555000054 |
11 | 265312834 |
12 | 135a50706 |
13 | 8aca12cb |
14 | 539d16d0 |
15 | 33ace6d9 |
hex | 2114a0f6 |
555000054 has 64 divisors (see below), whose sum is σ = 1374506496. Its totient is φ = 145764864.
The previous prime is 555000053. The next prime is 555000059. The reversal of 555000054 is 450000555.
It is a junction number, because it is equal to n+sod(n) for n = 554999988 and 555000033.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (555000053) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 21664 + ... + 39740.
It is an arithmetic number, because the mean of its divisors is an integer number (21476664).
Almost surely, 2555000054 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 555000054, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (687253248).
555000054 is an abundant number, since it is smaller than the sum of its proper divisors (819506442).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
555000054 is a wasteful number, since it uses less digits than its factorization.
555000054 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18149.
The product of its (nonzero) digits is 2500, while the sum is 24.
The square root of 555000054 is about 23558.4391248656. The cubic root of 555000054 is about 821.7966031406.
The spelling of 555000054 in words is "five hundred fifty-five million, fifty-four", and thus it is an aban number.
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