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13143044300 = 2252711851133
BaseRepresentation
bin11000011110110001…
…01111000011001100
31020220221221211100112
430033120233003030
5203404104404200
610012101015152
7643461014261
oct141730570314
936827854315
1013143044300
1156349a6791
1226696b44b8
131315c068b9
148c9763268
1551dcaa535
hex30f62f0cc

13143044300 has 36 divisors (see below), whose sum is σ = 28922117616. Its totient is φ = 5183169600.

The previous prime is 13143044279. The next prime is 13143044303. The reversal of 13143044300 is 344034131.

13143044300 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×131430443002 (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (13143044303) 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 11 ways as a sum of consecutive naturals, for example, 918467 + ... + 932666.

It is an arithmetic number, because the mean of its divisors is an integer number (803392156).

Almost surely, 213143044300 is an apocalyptic number.

13143044300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13143044300 is an abundant number, since it is smaller than the sum of its proper divisors (15779073316).

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

13143044300 is a wasteful number, since it uses less digits than its factorization.

13143044300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1851218 (or 1851211 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 13143044300 its reverse (344034131), we get a palindrome (13487078431).

The spelling of 13143044300 in words is "thirteen billion, one hundred forty-three million, forty-four thousand, three hundred".

Divisors: 1 2 4 5 10 20 25 50 71 100 142 284 355 710 1420 1775 3550 7100 1851133 3702266 7404532 9255665 18511330 37022660 46278325 92556650 131430443 185113300 262860886 525721772 657152215 1314304430 2628608860 3285761075 6571522150 13143044300