Base | Representation |
---|---|
bin | 1111100110010… |
… | …1101111100110 |
3 | 11120010002222002 |
4 | 3321211233212 |
5 | 113222202304 |
6 | 10254205302 |
7 | 1423063340 |
oct | 371455746 |
9 | 146102862 |
10 | 65428454 |
11 | 33a29403 |
12 | 19ab3832 |
13 | 1072aa80 |
14 | 8992290 |
15 | 5b2631e |
hex | 3e65be6 |
65428454 has 32 divisors (see below), whose sum is σ = 121287936. Its totient is φ = 25777440.
The previous prime is 65428453. The next prime is 65428459. The reversal of 65428454 is 45482456.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (65428453) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 55289 + ... + 56459.
It is an arithmetic number, because the mean of its divisors is an integer number (3790248).
Almost surely, 265428454 is an apocalyptic number.
65428454 is a deficient number, since it is larger than the sum of its proper divisors (55859482).
65428454 is a wasteful number, since it uses less digits than its factorization.
65428454 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1500.
The product of its digits is 153600, while the sum is 38.
The square root of 65428454 is about 8088.7856937862. The cubic root of 65428454 is about 402.9540757188.
The spelling of 65428454 in words is "sixty-five million, four hundred twenty-eight thousand, four hundred fifty-four".
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