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13202402424 = 2332918968969
BaseRepresentation
bin11000100101110110…
…01010110001111000
31021002002122112101120
430102323022301320
5204014303334144
610022021145240
7645111366111
oct142273126170
937062575346
1013202402424
115665459392
12268555b220
1313252ba653
148d35b5208
155240d2e19
hex312ecac78

13202402424 has 32 divisors (see below), whose sum is σ = 34144146000. Its totient is φ = 4249048832.

The previous prime is 13202402417. The next prime is 13202402429. The reversal of 13202402424 is 42420420231.

13202402424 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a junction number, because it is equal to n+sod(n) for n = 13202402394 and 13202402403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13202402429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9483789 + ... + 9485180.

Almost surely, 213202402424 is an apocalyptic number.

It is an amenable number.

13202402424 is an abundant number, since it is smaller than the sum of its proper divisors (20941743576).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13202402424 is a wasteful number, since it uses less digits than its factorization.

13202402424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18969007 (or 18969003 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 24.

Adding to 13202402424 its reverse (42420420231), we get a palindrome (55622822655).

The spelling of 13202402424 in words is "thirteen billion, two hundred two million, four hundred two thousand, four hundred twenty-four".

Divisors: 1 2 3 4 6 8 12 24 29 58 87 116 174 232 348 696 18968969 37937938 56906907 75875876 113813814 151751752 227627628 455255256 550100101 1100200202 1650300303 2200400404 3300600606 4400800808 6601201212 13202402424