Base | Representation |
---|---|
bin | 1101000111001… |
… | …1000111110000 |
3 | 10211111011101000 |
4 | 3101303013300 |
5 | 103034404423 |
6 | 5242442000 |
7 | 1235320350 |
oct | 321630760 |
9 | 124434330 |
10 | 54997488 |
11 | 29054477 |
12 | 16503300 |
13 | b517cc0 |
14 | 7438b60 |
15 | 4c65843 |
hex | 34731f0 |
54997488 has 160 divisors (see below), whose sum is σ = 194432000. Its totient is φ = 14494464.
The previous prime is 54997471. The next prime is 54997493. The reversal of 54997488 is 88479945.
54997488 is a `hidden beast` number, since 5 + 499 + 74 + 88 = 666.
54997488 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 (54).
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 31 ways as a sum of consecutive naturals, for example, 38613 + ... + 40011.
It is an arithmetic number, because the mean of its divisors is an integer number (1215200).
Almost surely, 254997488 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 54997488, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (97216000).
54997488 is an abundant number, since it is smaller than the sum of its proper divisors (139434512).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
54997488 is a wasteful number, since it uses less digits than its factorization.
54997488 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1436 (or 1424 counting only the distinct ones).
The product of its digits is 2903040, while the sum is 54.
The square root of 54997488 is about 7416.0291261564. The cubic root of 54997488 is about 380.2894562810.
The spelling of 54997488 in words is "fifty-four million, nine hundred ninety-seven thousand, four hundred eighty-eight".
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