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13122134310260 = 225656106715513
BaseRepresentation
bin1011111011110011110000…
…1001110111110101110100
31201110110112002202100001002
42332330330021313311310
53204443112340412020
643524120354422432
72523020502200603
oct276747411676564
951413462670032
1013122134310260
1141aa07a7a7798
12157b1a8291a18
137425480b4461
143351869c9a3a
1517b50bbd0975
hexbef3c277d74

13122134310260 has 12 divisors (see below), whose sum is σ = 27556482051588. Its totient is φ = 5248853724096.

The previous prime is 13122134310167. The next prime is 13122134310281. The reversal of 13122134310260 is 6201343122131.

It can be written as a sum of positive squares in 2 ways, for example, as 10090558846096 + 3031575464164 = 3176564^2 + 1741142^2 .

It is a congruent number.

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, 328053357737 + ... + 328053357776.

It is an arithmetic number, because the mean of its divisors is an integer number (2296373504299).

Almost surely, 213122134310260 is an apocalyptic number.

13122134310260 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13122134310260 is an abundant number, since it is smaller than the sum of its proper divisors (14434347741328).

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

13122134310260 is a wasteful number, since it uses less digits than its factorization.

13122134310260 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 656106715522 (or 656106715520 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 29.

Adding to 13122134310260 its reverse (6201343122131), we get a palindrome (19323477432391).

The spelling of 13122134310260 in words is "thirteen trillion, one hundred twenty-two billion, one hundred thirty-four million, three hundred ten thousand, two hundred sixty".

Divisors: 1 2 4 5 10 20 656106715513 1312213431026 2624426862052 3280533577565 6561067155130 13122134310260