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24401013 = 371389381
BaseRepresentation
bin101110100010…
…1010001110101
31200220200220020
41131011101311
522221313023
62230555353
7414255660
oct135052165
950820806
1024401013
111285692a
128208b59
135094690
1433526d7
15221ede3
hex1745475

24401013 has 16 divisors (see below), whose sum is σ = 40043136. Its totient is φ = 12870720.

The previous prime is 24400993. The next prime is 24401023. The reversal of 24401013 is 31010442.

24401013 is nontrivially palindromic in base 4.

It is not a de Polignac number, because 24401013 - 26 = 24400949 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 24400983 and 24401001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (24401023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44418 + ... + 44963.

It is an arithmetic number, because the mean of its divisors is an integer number (2502696).

Almost surely, 224401013 is an apocalyptic number.

It is an amenable number.

24401013 is a deficient number, since it is larger than the sum of its proper divisors (15642123).

24401013 is a wasteful number, since it uses less digits than its factorization.

24401013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89404.

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 24401013 is about 4939.7381509550. The cubic root of 24401013 is about 290.0476061362.

Adding to 24401013 its reverse (31010442), we get a palindrome (55411455).

The spelling of 24401013 in words is "twenty-four million, four hundred one thousand, thirteen".

Divisors: 1 3 7 13 21 39 91 273 89381 268143 625667 1161953 1877001 3485859 8133671 24401013