Base | Representation |
---|---|
bin | 1100111000000… |
… | …1110110111110 |
3 | 10202121221210122 |
4 | 3032001312332 |
5 | 102311244103 |
6 | 5205334542 |
7 | 1224033311 |
oct | 316016676 |
9 | 122557718 |
10 | 54009278 |
11 | 28539a74 |
12 | 16107452 |
13 | b26026b |
14 | 725c978 |
15 | 4b1cb38 |
hex | 3381dbe |
54009278 has 8 divisors (see below), whose sum is σ = 82342200. Its totient is φ = 26561880.
The previous prime is 54009271. The next prime is 54009287. The reversal of 54009278 is 87290045.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×540092782 = 5834004220162568, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (54009271) 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, 221228 + ... + 221471.
It is an arithmetic number, because the mean of its divisors is an integer number (10292775).
Almost surely, 254009278 is an apocalyptic number.
54009278 is a deficient number, since it is larger than the sum of its proper divisors (28332922).
54009278 is a wasteful number, since it uses less digits than its factorization.
54009278 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 442762.
The product of its (nonzero) digits is 20160, while the sum is 35.
The square root of 54009278 is about 7349.1004891755. The cubic root of 54009278 is about 377.9979610390.
The spelling of 54009278 in words is "fifty-four million, nine thousand, two hundred seventy-eight".
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