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130843589020 = 22530491214561
BaseRepresentation
bin111100111011011100…
…0101011100110011100
3110111201201022000012121
41321312320223212130
54120431424322040
6140035252112324
712311266104364
oct1716670534634
9414651260177
10130843589020
1150543882041
12214373056a4
13c4528a9a31
14649353d9a4
15360be4ac4a
hex1e76e2b99c

130843589020 has 24 divisors (see below), whose sum is σ = 274781829168. Its totient is φ = 52335475200.

The previous prime is 130843589011. The next prime is 130843589027. The reversal of 130843589020 is 20985348031.

It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130843589027) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 502540 + ... + 717100.

It is an arithmetic number, because the mean of its divisors is an integer number (11449242882).

Almost surely, 2130843589020 is an apocalyptic number.

130843589020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

130843589020 is an abundant number, since it is smaller than the sum of its proper divisors (143938240148).

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

130843589020 is a wasteful number, since it uses less digits than its factorization.

130843589020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 245061 (or 245059 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 43.

The spelling of 130843589020 in words is "one hundred thirty billion, eight hundred forty-three million, five hundred eighty-nine thousand, twenty".

Divisors: 1 2 4 5 10 20 30491 60982 121964 152455 214561 304910 429122 609820 858244 1072805 2145610 4291220 6542179451 13084358902 26168717804 32710897255 65421794510 130843589020