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13334404020 = 2235731748581
BaseRepresentation
bin11000110101100101…
…01101101110110100
31021102022000220112120
430122302231232310
5204302101412040
610043054315540
7651303364320
oct143262555664
937368026476
1013334404020
115722a18113
1227017b8bb0
1313467571c2
14906d36980
155309a97d0
hex31acadbb4

13334404020 has 48 divisors (see below), whose sum is σ = 42670094208. Its totient is φ = 3047863680.

The previous prime is 13334404009. The next prime is 13334404021. The reversal of 13334404020 is 2040443331.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13334404021) 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 15 ways as a sum of consecutive naturals, for example, 15873871 + ... + 15874710.

It is an arithmetic number, because the mean of its divisors is an integer number (888960296).

Almost surely, 213334404020 is an apocalyptic number.

13334404020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13334404020 is an abundant number, since it is smaller than the sum of its proper divisors (29335690188).

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

13334404020 is a wasteful number, since it uses less digits than its factorization.

13334404020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31748600 (or 31748598 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 24.

Adding to 13334404020 its reverse (2040443331), we get a palindrome (15374847351).

The spelling of 13334404020 in words is "thirteen billion, three hundred thirty-four million, four hundred four thousand, twenty".

Divisors: 1 2 3 4 5 6 7 10 12 14 15 20 21 28 30 35 42 60 70 84 105 140 210 420 31748581 63497162 95245743 126994324 158742905 190491486 222240067 317485810 380982972 444480134 476228715 634971620 666720201 888960268 952457430 1111200335 1333440402 1904914860 2222400670 2666880804 3333601005 4444801340 6667202010 13334404020