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13404024042 = 2323531832653
BaseRepresentation
bin11000111101111000…
…10010110011101010
31021121011000222020220
430132330102303222
5204422412232132
610054022430510
7653110216203
oct143674226352
937534028226
1013404024042
115759249722
122720b92436
131357cc1a96
1491229a5aa
15536b5ca2c
hex31ef12cea

13404024042 has 32 divisors (see below), whose sum is σ = 28501435008. Its totient is φ = 4193107776.

The previous prime is 13404023999. The next prime is 13404024061. The reversal of 13404024042 is 24042040431.

It is a happy number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 909013 + ... + 923640.

It is an arithmetic number, because the mean of its divisors is an integer number (890669844).

Almost surely, 213404024042 is an apocalyptic number.

13404024042 is an abundant number, since it is smaller than the sum of its proper divisors (15097410966).

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

13404024042 is a wasteful number, since it uses less digits than its factorization.

13404024042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1832734.

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

Adding to 13404024042 its reverse (24042040431), we get a palindrome (37446064473).

The spelling of 13404024042 in words is "thirteen billion, four hundred four million, twenty-four thousand, forty-two".

Divisors: 1 2 3 6 23 46 53 69 106 138 159 318 1219 2438 3657 7314 1832653 3665306 5497959 10995918 42151019 84302038 97130609 126453057 194261218 252906114 291391827 582783654 2234004007 4468008014 6702012021 13404024042