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130304030472 = 2332721130710937
BaseRepresentation
bin111100101011010111…
…0011011011100001000
3110110100010000121000200
41321112232123130020
54113330312433342
6135505535332200
712262024661400
oct1712656333410
9413303017020
10130304030472
1150297256790
1221306681060
13c397b84015
146441a0b800
1535c98bb94c
hex1e56b9b708

130304030472 has 288 divisors, whose sum is σ = 449344415520. Its totient is φ = 33731873280.

The previous prime is 130304030471. The next prime is 130304030501. The reversal of 130304030472 is 274030403031.

130304030472 is a `hidden beast` number, since 130 + 30 + 4 + 0 + 30 + 472 = 666.

It is not an unprimeable number, because it can be changed into a prime (130304030471) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 11908588 + ... + 11919524.

It is an arithmetic number, because the mean of its divisors is an integer number (1560223665).

Almost surely, 2130304030472 is an apocalyptic number.

130304030472 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 130304030472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (224672207760).

130304030472 is an abundant number, since it is smaller than the sum of its proper divisors (319040385048).

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

130304030472 is a wasteful number, since it uses less digits than its factorization.

130304030472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11281 (or 11267 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 27.

The spelling of 130304030472 in words is "one hundred thirty billion, three hundred four million, thirty thousand, four hundred seventy-two".