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130706141320 = 2353267653533
BaseRepresentation
bin111100110111010110…
…0010111000010001000
3110111101010122221102001
41321232230113002020
54120141233010240
6140013502120344
712305006604256
oct1715654270210
9414333587361
10130706141320
11504832335a7
12213b92800b4
13c430284331
14647d1a15d6
1535eed4a89a
hex1e6eb17088

130706141320 has 16 divisors (see below), whose sum is σ = 294088818060. Its totient is φ = 52282456512.

The previous prime is 130706141273. The next prime is 130706141323. The reversal of 130706141320 is 23141607031.

It can be written as a sum of positive squares in 2 ways, for example, as 125952590404 + 4753550916 = 354898^2 + 68946^2 .

It is a super-2 number, since 2×1307061413202 (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (130706141323) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1633826727 + ... + 1633826806.

Almost surely, 2130706141320 is an apocalyptic number.

130706141320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

130706141320 is an abundant number, since it is smaller than the sum of its proper divisors (163382676740).

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

130706141320 is a wasteful number, since it uses less digits than its factorization.

130706141320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3267653544 (or 3267653540 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 28.

Adding to 130706141320 its reverse (23141607031), we get a palindrome (153847748351).

The spelling of 130706141320 in words is "one hundred thirty billion, seven hundred six million, one hundred forty-one thousand, three hundred twenty".

Divisors: 1 2 4 5 8 10 20 40 3267653533 6535307066 13070614132 16338267665 26141228264 32676535330 65353070660 130706141320