Base | Representation |
---|---|
bin | 1010000001101… |
… | …1010100111100 |
3 | 2221010121120120 |
4 | 2200123110330 |
5 | 41231224342 |
6 | 4101214540 |
7 | 1020314151 |
oct | 240332474 |
9 | 87117516 |
10 | 42054972 |
11 | 21814583 |
12 | 12101450 |
13 | 8935ccb |
14 | 582a228 |
15 | 3a5aaec |
hex | 281b53c |
42054972 has 24 divisors (see below), whose sum is σ = 101294592. Its totient is φ = 13566000.
The previous prime is 42054931. The next prime is 42054973. The reversal of 42054972 is 27945024.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (42054973) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56154 + ... + 56897.
It is an arithmetic number, because the mean of its divisors is an integer number (4220608).
Almost surely, 242054972 is an apocalyptic number.
It is an amenable number.
42054972 is an abundant number, since it is smaller than the sum of its proper divisors (59239620).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
42054972 is a wasteful number, since it uses less digits than its factorization.
42054972 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 113089 (or 113087 counting only the distinct ones).
The product of its (nonzero) digits is 20160, while the sum is 33.
The square root of 42054972 is about 6484.9804934171. The cubic root of 42054972 is about 347.7542524490.
Adding to 42054972 its reverse (27945024), we get a palindrome (69999996).
The spelling of 42054972 in words is "forty-two million, fifty-four thousand, nine hundred seventy-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.064 sec. • engine limits •