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13000120300 = 2252130001203
BaseRepresentation
bin11000001101101111…
…00001011111101100
31020120000000112111001
430012313201133230
5203111012322200
65545553410044
7640104125236
oct140667413754
936500015431
1013000120300
115571257882
122629869924
1312c241469b
148b479b256
1551147776a
hex306de17ec

13000120300 has 18 divisors (see below), whose sum is σ = 28210261268. Its totient is φ = 5200048080.

The previous prime is 13000120277. The next prime is 13000120313. The reversal of 13000120300 is 302100031.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 65000502 + ... + 65000701.

Almost surely, 213000120300 is an apocalyptic number.

13000120300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13000120300 is an abundant number, since it is smaller than the sum of its proper divisors (15210140968).

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

13000120300 is a wasteful number, since it uses less digits than its factorization.

13000120300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130001217 (or 130001210 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 10.

Adding to 13000120300 its reverse (302100031), we get a palindrome (13302220331).

The spelling of 13000120300 in words is "thirteen billion, one hundred twenty thousand, three hundred".

Divisors: 1 2 4 5 10 20 25 50 100 130001203 260002406 520004812 650006015 1300012030 2600024060 3250030075 6500060150 13000120300