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130020013352 = 2366721243589
BaseRepresentation
bin111100100010111001…
…0111111010100101000
3110102121022121000210002
41321011302333110220
54112240110411402
6135421432042132
712252005610215
oct1710562772450
9412538530702
10130020013352
11501609a9499
1221247533348
13c351091058
146415dd8b0c
1535ae9b8602
hex1e45cbf528

130020013352 has 16 divisors (see below), whose sum is σ = 243792179700. Its totient is φ = 65008765440.

The previous prime is 130020013327. The next prime is 130020013427. The reversal of 130020013352 is 253310020031.

It can be written as a sum of positive squares in 2 ways, for example, as 113403256516 + 16616756836 = 336754^2 + 128906^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 411974 + ... + 655562.

Almost surely, 2130020013352 is an apocalyptic number.

It is an amenable number.

130020013352 is a deficient number, since it is larger than the sum of its proper divisors (113772166348).

130020013352 is a wasteful number, since it uses less digits than its factorization.

130020013352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 310316 (or 310312 counting only the distinct ones).

The product of its (nonzero) digits is 540, while the sum is 20.

Adding to 130020013352 its reverse (253310020031), we get a palindrome (383330033383).

The spelling of 130020013352 in words is "one hundred thirty billion, twenty million, thirteen thousand, three hundred fifty-two".

Divisors: 1 2 4 8 66721 133442 243589 266884 487178 533768 974356 1948712 16252501669 32505003338 65010006676 130020013352