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130013003020 = 22521221306331
BaseRepresentation
bin111100100010101100…
…0001111110100001100
3110102120211101212102011
41321011120033310030
54112231312044040
6135421021511004
712251562202015
oct1710530176414
9412524355364
10130013003020
1150157a5052a
1221245112464
13c34c7a8224
1464150d200c
1535ae0813ea
hex1e4560fd0c

130013003020 has 24 divisors (see below), whose sum is σ = 273041063568. Its totient is φ = 52002580800.

The previous prime is 130013003011. The next prime is 130013003059. The reversal of 130013003020 is 20300310031.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 271255 + ... + 577585.

It is an arithmetic number, because the mean of its divisors is an integer number (11376710982).

Almost surely, 2130013003020 is an apocalyptic number.

130013003020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

130013003020 is an abundant number, since it is smaller than the sum of its proper divisors (143028060548).

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

130013003020 is a wasteful number, since it uses less digits than its factorization.

130013003020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 327561 (or 327559 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 13.

Adding to 130013003020 its reverse (20300310031), we get a palindrome (150313313051).

The spelling of 130013003020 in words is "one hundred thirty billion, thirteen million, three thousand, twenty".

Divisors: 1 2 4 5 10 20 21221 42442 84884 106105 212210 306331 424420 612662 1225324 1531655 3063310 6126620 6500650151 13001300302 26002600604 32503250755 65006501510 130013003020