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13113041300 = 2252278947017
BaseRepresentation
bin11000011011001100…
…10010000110010100
31020211212111111222022
430031212102012110
5203323414310200
610005105552312
7642645004052
oct141546220624
936755444868
1013113041300
115619a74017
12265b645698
13130c930448
148c57931d2
1551b330885
hex30d992194

13113041300 has 36 divisors (see below), whose sum is σ = 28466107740. Its totient is φ = 5243224320.

The previous prime is 13113041237. The next prime is 13113041303. The reversal of 13113041300 is 314031131.

It can be written as a sum of positive squares in 6 ways, for example, as 670084996 + 12442956304 = 25886^2 + 111548^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13113041303) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 255392 + ... + 302408.

It is an arithmetic number, because the mean of its divisors is an integer number (790725215).

Almost surely, 213113041300 is an apocalyptic number.

13113041300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13113041300 is an abundant number, since it is smaller than the sum of its proper divisors (15353066440).

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

13113041300 is a wasteful number, since it uses less digits than its factorization.

13113041300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49820 (or 49813 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 13113041300 its reverse (314031131), we get a palindrome (13427072431).

The spelling of 13113041300 in words is "thirteen billion, one hundred thirteen million, forty-one thousand, three hundred".

Divisors: 1 2 4 5 10 20 25 50 100 2789 5578 11156 13945 27890 47017 55780 69725 94034 139450 188068 235085 278900 470170 940340 1175425 2350850 4701700 131130413 262260826 524521652 655652065 1311304130 2622608260 3278260325 6556520650 13113041300