Base | Representation |
---|---|
bin | 1010001001100… |
… | …1101011111101 |
3 | 2222002220112210 |
4 | 2202121223331 |
5 | 41344310131 |
6 | 4120251033 |
7 | 1024601124 |
oct | 242315375 |
9 | 88086483 |
10 | 42572541 |
11 | 22038420 |
12 | 12310a79 |
13 | 8a8776b |
14 | 5922abb |
15 | 3b0e146 |
hex | 2899afd |
42572541 has 8 divisors (see below), whose sum is σ = 61923744. Its totient is φ = 25801520.
The previous prime is 42572513. The next prime is 42572561. The reversal of 42572541 is 14527524.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 42572541 - 26 = 42572477 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 42572499 and 42572508.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (42572501) 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, 645006 + ... + 645071.
It is an arithmetic number, because the mean of its divisors is an integer number (7740468).
Almost surely, 242572541 is an apocalyptic number.
It is an amenable number.
42572541 is a deficient number, since it is larger than the sum of its proper divisors (19351203).
42572541 is a wasteful number, since it uses less digits than its factorization.
42572541 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1290091.
The product of its digits is 11200, while the sum is 30.
The square root of 42572541 is about 6524.7636738812. The cubic root of 42572541 is about 349.1750393834.
The spelling of 42572541 in words is "forty-two million, five hundred seventy-two thousand, five hundred forty-one".
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