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24401231141 = 72823760457
BaseRepresentation
bin10110101110011011…
…010011110100100101
32022222120012222100112
4112232123103310211
5344433203344031
615113151022405
71522454020400
oct265633236445
968876188315
1024401231141
11a39194a131
12488bb0aa05
1323bb47c111
141276a40d37
1597c34962b
hex5ae6d3d25

24401231141 has 12 divisors (see below), whose sum is σ = 28389021228. Its totient is φ = 20912455872.

The previous prime is 24401231117. The next prime is 24401231143. The reversal of 24401231141 is 14113210442.

It can be written as a sum of positive squares in 2 ways, for example, as 16400644225 + 8000586916 = 128065^2 + 89446^2 .

It is not a de Polignac number, because 24401231141 - 214 = 24401214757 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 (24401231143) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 373385 + ... + 433841.

It is an arithmetic number, because the mean of its divisors is an integer number (2365751769).

Almost surely, 224401231141 is an apocalyptic number.

It is an amenable number.

24401231141 is a deficient number, since it is larger than the sum of its proper divisors (3987790087).

24401231141 is an equidigital number, since it uses as much as digits as its factorization.

24401231141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68708 (or 68701 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 23.

Adding to 24401231141 its reverse (14113210442), we get a palindrome (38514441583).

The spelling of 24401231141 in words is "twenty-four billion, four hundred one million, two hundred thirty-one thousand, one hundred forty-one".

Divisors: 1 7 49 8237 57659 60457 403613 423199 2962393 497984309 3485890163 24401231141