Search a number
-
+
24404134231 = 1311123165887
BaseRepresentation
bin10110101110100110…
…011000100101010111
32022222202200110122101
4112232212120211113
5344434424243411
615113333142531
71522520501251
oct265646304527
968882613571
1024404134231
11a393552284
124890a8aa47
1323bbc57619
141277198cd1
1597c71e8c1
hex5ae998957

24404134231 has 8 divisors (see below), whose sum is σ = 24612470784. Its totient is φ = 24196131960.

The previous prime is 24404134217. The next prime is 24404134241. The reversal of 24404134231 is 13243140442.

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 24404134231 - 217 = 24404003159 is a prime.

It is a super-2 number, since 2×244041342312 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 24404134231.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (24404134241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 64170 + ... + 230056.

It is an arithmetic number, because the mean of its divisors is an integer number (3076558848).

Almost surely, 224404134231 is an apocalyptic number.

24404134231 is a deficient number, since it is larger than the sum of its proper divisors (208336553).

24404134231 is a wasteful number, since it uses less digits than its factorization.

24404134231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167141.

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 24404134231 its reverse (13243140442), we get a palindrome (37647274673).

The spelling of 24404134231 in words is "twenty-four billion, four hundred four million, one hundred thirty-four thousand, two hundred thirty-one".

Divisors: 1 131 1123 147113 165887 21731197 186291101 24404134231