Base | Representation |
---|---|
bin | 1100111101000… |
… | …0011111011011 |
3 | 10210020022121102 |
4 | 3033100133123 |
5 | 102402100410 |
6 | 5220302015 |
7 | 1226544311 |
oct | 317203733 |
9 | 123208542 |
10 | 54331355 |
11 | 28739a51 |
12 | 1624190b |
13 | b343a40 |
14 | 73040b1 |
15 | 4b832a5 |
hex | 33d07db |
54331355 has 64 divisors (see below), whose sum is σ = 80438400. Its totient is φ = 34836480.
The previous prime is 54331351. The next prime is 54331369. The reversal of 54331355 is 55313345.
It is not a de Polignac number, because 54331355 - 22 = 54331351 is a prime.
It is a super-2 number, since 2×543313552 = 5903792272272050, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (29).
It is not an unprimeable number, because it can be changed into a prime (54331351) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1325135 + ... + 1325175.
It is an arithmetic number, because the mean of its divisors is an integer number (1256850).
Almost surely, 254331355 is an apocalyptic number.
54331355 is a deficient number, since it is larger than the sum of its proper divisors (26107045).
54331355 is a wasteful number, since it uses less digits than its factorization.
54331355 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 144.
The product of its digits is 13500, while the sum is 29.
The square root of 54331355 is about 7370.9805996217. The cubic root of 54331355 is about 378.7478522318.
The spelling of 54331355 in words is "fifty-four million, three hundred thirty-one thousand, three hundred fifty-five".
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