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13000331140 = 2251847351931
BaseRepresentation
bin11000001101110000…
…10100111110000100
31020120000102020200221
430012320110332010
5203111041044030
65550002114124
7640105664026
oct140670247604
936500366627
1013000331140
115571391225
12262994b944
1312c2489644
148b4814016
155114b9e7a
hex306e14f84

13000331140 has 24 divisors (see below), whose sum is σ = 27315554112. Its totient is φ = 5197302240.

The previous prime is 13000331119. The next prime is 13000331143. The reversal of 13000331140 is 4113300031.

It is not an unprimeable number, because it can be changed into a prime (13000331143) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 139026 + ... + 212905.

It is an arithmetic number, because the mean of its divisors is an integer number (1138148088).

Almost surely, 213000331140 is an apocalyptic number.

13000331140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13000331140 is an abundant number, since it is smaller than the sum of its proper divisors (14315222972).

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

13000331140 is a wasteful number, since it uses less digits than its factorization.

13000331140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 353787 (or 353785 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 13000331140 its reverse (4113300031), we get a palindrome (17113631171).

The spelling of 13000331140 in words is "thirteen billion, three hundred thirty-one thousand, one hundred forty".

Divisors: 1 2 4 5 10 20 1847 3694 7388 9235 18470 36940 351931 703862 1407724 1759655 3519310 7038620 650016557 1300033114 2600066228 3250082785 6500165570 13000331140