Base | Representation |
---|---|
bin | 1100111111101… |
… | …0111010110110 |
3 | 10210120010222222 |
4 | 3033322322312 |
5 | 102423131032 |
6 | 5224122342 |
7 | 1231200056 |
oct | 317727266 |
9 | 123503888 |
10 | 54505142 |
11 | 2884857a |
12 | 163063b2 |
13 | b3a4b83 |
14 | 734b566 |
15 | 4bb9a12 |
hex | 33faeb6 |
54505142 has 8 divisors (see below), whose sum is σ = 82215000. Its totient is φ = 27100144.
The previous prime is 54505141. The next prime is 54505159. The reversal of 54505142 is 24150545.
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 (54505141) 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, 75767 + ... + 76482.
It is an arithmetic number, because the mean of its divisors is an integer number (10276875).
Almost surely, 254505142 is an apocalyptic number.
54505142 is a deficient number, since it is larger than the sum of its proper divisors (27709858).
54505142 is a wasteful number, since it uses less digits than its factorization.
54505142 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 152430.
The product of its (nonzero) digits is 4000, while the sum is 26.
The square root of 54505142 is about 7382.7597820869. The cubic root of 54505142 is about 379.1512497267.
Adding to 54505142 its reverse (24150545), we get a palindrome (78655687).
The spelling of 54505142 in words is "fifty-four million, five hundred five thousand, one hundred forty-two".
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