Base | Representation |
---|---|
bin | 1101000001110… |
… | …1011111000000 |
3 | 10210211100012121 |
4 | 3100131133000 |
5 | 102442143340 |
6 | 5231134024 |
7 | 1232326612 |
oct | 320353700 |
9 | 123740177 |
10 | 54646720 |
11 | 28934987 |
12 | 16374314 |
13 | b42444b |
14 | 7386db2 |
15 | 4be694a |
hex | 341d7c0 |
54646720 has 56 divisors (see below), whose sum is σ = 130759200. Its totient is φ = 21752832.
The previous prime is 54646699. The next prime is 54646723. The reversal of 54646720 is 2764645.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (54646723) 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, 124261 + ... + 124699.
Almost surely, 254646720 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 54646720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (65379600).
54646720 is an abundant number, since it is smaller than the sum of its proper divisors (76112480).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
54646720 is a wasteful number, since it uses less digits than its factorization.
54646720 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 845 (or 835 counting only the distinct ones).
The product of its (nonzero) digits is 40320, while the sum is 34.
The square root of 54646720 is about 7392.3419834312. The cubic root of 54646720 is about 379.4792497578.
The spelling of 54646720 in words is "fifty-four million, six hundred forty-six thousand, seven hundred twenty".
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