Base | Representation |
---|---|
bin | 1101100101100… |
… | …1011101101100 |
3 | 10222020100222000 |
4 | 3121121131230 |
5 | 104042131143 |
6 | 5353252300 |
7 | 1261255200 |
oct | 331313554 |
9 | 128210860 |
10 | 56989548 |
11 | 2a195100 |
12 | 17104090 |
13 | ba64935 |
14 | 77d6b00 |
15 | 500abd3 |
hex | 365976c |
56989548 has 216 divisors, whose sum is σ = 191041200. Its totient is φ = 14636160.
The previous prime is 56989547. The next prime is 56989571. The reversal of 56989548 is 84598965.
It is a happy number.
56989548 is a `hidden beast` number, since 5 + 6 + 98 + 9 + 548 = 666.
It is a Harshad number since it is a multiple of its sum of digits (54).
It is a junction number, because it is equal to n+sod(n) for n = 56989494 and 56989503.
It is not an unprimeable number, because it can be changed into a prime (56989547) by changing a digit.
It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 640288 + ... + 640376.
It is an arithmetic number, because the mean of its divisors is an integer number (884450).
Almost surely, 256989548 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 56989548, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (95520600).
56989548 is an abundant number, since it is smaller than the sum of its proper divisors (134051652).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
56989548 is a wasteful number, since it uses less digits than its factorization.
56989548 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 138 (or 112 counting only the distinct ones).
The product of its digits is 3110400, while the sum is 54.
The square root of 56989548 is about 7549.1422029261. The cubic root of 56989548 is about 384.8265885705.
The spelling of 56989548 in words is "fifty-six million, nine hundred eighty-nine thousand, five hundred forty-eight".
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