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130240031300 = 22521302400313
BaseRepresentation
bin111100101001011101…
…0010010101001000100
3110110011122121002122222
41321102322102221010
54113212422000200
6135455331511512
712260320000031
oct1712272225104
9413148532588
10130240031300
1150264114205
12212a9158598
13c3878369a2
14643730c388
1535c3e78d85
hex1e52e92a44

130240031300 has 18 divisors (see below), whose sum is σ = 282620868138. Its totient is φ = 52096012480.

The previous prime is 130240031279. The next prime is 130240031333. The reversal of 130240031300 is 3130042031.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 271129156 + 129968902144 = 16466^2 + 360512^2 .

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 651200057 + ... + 651200256.

It is an arithmetic number, because the mean of its divisors is an integer number (15701159341).

Almost surely, 2130240031300 is an apocalyptic number.

130240031300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

130240031300 is an abundant number, since it is smaller than the sum of its proper divisors (152380836838).

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

130240031300 is a wasteful number, since it uses less digits than its factorization.

130240031300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1302400327 (or 1302400320 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 130240031300 its reverse (3130042031), we get a palindrome (133370073331).

The spelling of 130240031300 in words is "one hundred thirty billion, two hundred forty million, thirty-one thousand, three hundred".

Divisors: 1 2 4 5 10 20 25 50 100 1302400313 2604800626 5209601252 6512001565 13024003130 26048006260 32560007825 65120015650 130240031300