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130885219026 = 23249691463353
BaseRepresentation
bin111100111100101011…
…1011111001011010010
3110111211121122000211200
41321321113133023102
54121023104002101
6140043340252030
712312313001562
oct1717127371322
9414747560750
10130885219026
1150565326301
1221449241016
13c45b3c4483
146498c98da2
153610920986
hex1e795df2d2

130885219026 has 24 divisors (see below), whose sum is σ = 283641905820. Its totient is φ = 43619596416.

The previous prime is 130885219021. The next prime is 130885219063. The reversal of 130885219026 is 620912588031.

130885219026 is a `hidden beast` number, since 1 + 30 + 8 + 8 + 521 + 90 + 2 + 6 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 128451276801 + 2433942225 = 358401^2 + 49335^2 .

It is not an unprimeable number, because it can be changed into a prime (130885219021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 642235 + ... + 821118.

Almost surely, 2130885219026 is an apocalyptic number.

130885219026 is an abundant number, since it is smaller than the sum of its proper divisors (152756686794).

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

130885219026 is a wasteful number, since it uses less digits than its factorization.

130885219026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1468330 (or 1468327 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 45.

The spelling of 130885219026 in words is "one hundred thirty billion, eight hundred eighty-five million, two hundred nineteen thousand, twenty-six".

Divisors: 1 2 3 6 9 18 4969 9938 14907 29814 44721 89442 1463353 2926706 4390059 8780118 13170177 26340354 7271401057 14542802114 21814203171 43628406342 65442609513 130885219026