Search a number
-
+
55234253141 = 234435420969
BaseRepresentation
bin110011011100001101…
…111101000101010101
312021120100222210002022
4303130031331011111
51401104432100031
641212501422525
73663520255664
oct633415750525
9167510883068
1055234253141
11214743289a1
12a855a0aa45
1352932b9732
14295d96cddb
15168416e97b
hexcdc37d155

55234253141 has 8 divisors (see below), whose sum is σ = 57765856320. Its totient is φ = 52713492832.

The previous prime is 55234253089. The next prime is 55234253143. The reversal of 55234253141 is 14135243255.

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 55234253141 - 234 = 38054383957 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55234253143) 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, 2700296 + ... + 2720673.

It is an arithmetic number, because the mean of its divisors is an integer number (7220732040).

Almost surely, 255234253141 is an apocalyptic number.

It is an amenable number.

55234253141 is a deficient number, since it is larger than the sum of its proper divisors (2531603179).

55234253141 is a wasteful number, since it uses less digits than its factorization.

55234253141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5421435.

The product of its digits is 72000, while the sum is 35.

Adding to 55234253141 its reverse (14135243255), we get a palindrome (69369496396).

The spelling of 55234253141 in words is "fifty-five billion, two hundred thirty-four million, two hundred fifty-three thousand, one hundred forty-one".

Divisors: 1 23 443 10189 5420969 124682287 2401489267 55234253141