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130424420000 = 255475931571
BaseRepresentation
bin111100101110111100…
…1101011011010100000
3110110122111120000102002
41321131321223122200
54114102122420000
6135525515543132
712265016164310
oct1713571533240
9413574500362
10130424420000
1150349204166
122133aa5aaa8
13c3b6ab6324
1464539c9440
1535d524c8d5
hex1e5de6b6a0

130424420000 has 240 divisors, whose sum is σ = 367553495232. Its totient is φ = 44613120000.

The previous prime is 130424419987. The next prime is 130424420003. The reversal of 130424420000 is 24424031.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is not an unprimeable number, because it can be changed into a prime (130424420003) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 83019215 + ... + 83020785.

Almost surely, 2130424420000 is an apocalyptic number.

130424420000 is a gapful number since it is divisible by the number (10) 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 130424420000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (183776747616).

130424420000 is an abundant number, since it is smaller than the sum of its proper divisors (237129075232).

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

130424420000 is an equidigital number, since it uses as much as digits as its factorization.

130424420000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2201 (or 2178 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

Adding to 130424420000 its reverse (24424031), we get a palindrome (130448844031).

The spelling of 130424420000 in words is "one hundred thirty billion, four hundred twenty-four million, four hundred twenty thousand".