Base | Representation |
---|---|
bin | 1100111011010… |
… | …0101010101110 |
3 | 10210000112021111 |
4 | 3032310222232 |
5 | 102334424030 |
6 | 5214022234 |
7 | 1225561123 |
oct | 316645256 |
9 | 123015244 |
10 | 54217390 |
11 | 28671367 |
12 | 161a797a |
13 | b303bc6 |
14 | 72b474a |
15 | 4b5e62a |
hex | 33b4aae |
54217390 has 8 divisors (see below), whose sum is σ = 97591320. Its totient is φ = 21686952.
The previous prime is 54217381. The next prime is 54217399. The reversal of 54217390 is 9371245.
It is an interprime number because it is at equal distance from previous prime (54217381) and next prime (54217399).
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (54217399) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2710860 + ... + 2710879.
It is an arithmetic number, because the mean of its divisors is an integer number (12198915).
Almost surely, 254217390 is an apocalyptic number.
54217390 is a deficient number, since it is larger than the sum of its proper divisors (43373930).
54217390 is a wasteful number, since it uses less digits than its factorization.
54217390 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5421746.
The product of its (nonzero) digits is 7560, while the sum is 31.
The square root of 54217390 is about 7363.2458875146. The cubic root of 54217390 is about 378.4828474026.
The spelling of 54217390 in words is "fifty-four million, two hundred seventeen thousand, three hundred ninety".
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