[go: up one dir, main page]

Search a number
-
+
541230143 = 19223127739
BaseRepresentation
bin100000010000101…
…000010000111111
31101201102100011212
4200100220100333
52102023331033
6125412235035
716261244306
oct4020502077
91351370155
10541230143
11258568243
1213130ba7b
138818c82c
1451c4943d
15327ae748
hex2042843f

541230143 has 8 divisors (see below), whose sum is σ = 572275200. Its totient is φ = 510441048.

The previous prime is 541230119. The next prime is 541230149. The reversal of 541230143 is 341032145.

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 541230143 - 222 = 537035839 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (541230149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 59633 + ... + 68106.

It is an arithmetic number, because the mean of its divisors is an integer number (71534400).

Almost surely, 2541230143 is an apocalyptic number.

541230143 is a deficient number, since it is larger than the sum of its proper divisors (31045057).

541230143 is a wasteful number, since it uses less digits than its factorization.

541230143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127981.

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 541230143 is about 23264.3534833874. The cubic root of 541230143 is about 814.9431719193.

Adding to 541230143 its reverse (341032145), we get a palindrome (882262288).

The spelling of 541230143 in words is "five hundred forty-one million, two hundred thirty thousand, one hundred forty-three".

Divisors: 1 19 223 4237 127739 2427041 28485797 541230143