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130220000132 = 22101322326733
BaseRepresentation
bin111100101000110110…
…1111000001110000100
3110110010020220102001212
41321101231320032010
54113142310001012
6135453334310552
712256654511105
oct1712155701604
9413106812055
10130220000132
1150253882522
12212a24b8458
13c383642321
1464347b63ac
1535c231db22
hex1e51b78384

130220000132 has 12 divisors (see below), whose sum is σ = 230141288076. Its totient is φ = 64465346400.

The previous prime is 130220000111. The next prime is 130220000137. The reversal of 130220000132 is 231000022031.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 66804673156 + 63415326976 = 258466^2 + 251824^2 .

It is not an unprimeable number, because it can be changed into a prime (130220000137) 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, 161162963 + ... + 161163770.

It is an arithmetic number, because the mean of its divisors is an integer number (19178440673).

Almost surely, 2130220000132 is an apocalyptic number.

It is an amenable number.

130220000132 is a deficient number, since it is larger than the sum of its proper divisors (99921287944).

130220000132 is a wasteful number, since it uses less digits than its factorization.

130220000132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 322326838 (or 322326836 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 14.

Adding to 130220000132 its reverse (231000022031), we get a palindrome (361220022163).

The spelling of 130220000132 in words is "one hundred thirty billion, two hundred twenty million, one hundred thirty-two", and thus it is an aban number.

Divisors: 1 2 4 101 202 404 322326733 644653466 1289306932 32555000033 65110000066 130220000132