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130625271500 = 22531715367679
BaseRepresentation
bin111100110100111011…
…1110111011011001100
3110111011111111022212112
41321221313313123030
54120010032142000
6140001452523152
712303005326223
oct1715167673314
9414144438775
10130625271500
1150441618939
12213961804b8
13c4195ab079
14647254dcba
1535e7bc4235
hex1e69df76cc

130625271500 has 48 divisors (see below), whose sum is σ = 302067118080. Its totient is φ = 49176569600.

The previous prime is 130625271481. The next prime is 130625271509. The reversal of 130625271500 is 5172526031.

It is not an unprimeable number, because it can be changed into a prime (130625271509) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7675340 + ... + 7692339.

It is an arithmetic number, because the mean of its divisors is an integer number (6293064960).

Almost surely, 2130625271500 is an apocalyptic number.

130625271500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

130625271500 is an abundant number, since it is smaller than the sum of its proper divisors (171441846580).

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

130625271500 is a wasteful number, since it uses less digits than its factorization.

130625271500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15367715 (or 15367703 counting only the distinct ones).

The product of its (nonzero) digits is 12600, while the sum is 32.

Adding to 130625271500 its reverse (5172526031), we get a palindrome (135797797531).

The spelling of 130625271500 in words is "one hundred thirty billion, six hundred twenty-five million, two hundred seventy-one thousand, five hundred".

Divisors: 1 2 4 5 10 17 20 25 34 50 68 85 100 125 170 250 340 425 500 850 1700 2125 4250 8500 15367679 30735358 61470716 76838395 153676790 261250543 307353580 384191975 522501086 768383950 1045002172 1306252715 1536767900 1920959875 2612505430 3841919750 5225010860 6531263575 7683839500 13062527150 26125054300 32656317875 65312635750 130625271500