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13000244580 = 2233597283877
BaseRepresentation
bin11000001101101111…
…11111110101100100
31020120000020211222000
430012313333311210
5203111030311310
65550000205300
7640105153461
oct140667776544
936500224860
1013000244580
115571332194
122629909830
1312c245911b
148b47d0668
1551149e4c0
hex306dffd64

13000244580 has 192 divisors, whose sum is σ = 41053313280. Its totient is φ = 3414970368.

The previous prime is 13000244563. The next prime is 13000244597. The reversal of 13000244580 is 8544200031.

It is an interprime number because it is at equal distance from previous prime (13000244563) and next prime (13000244597).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 14823102 + ... + 14823978.

It is an arithmetic number, because the mean of its divisors is an integer number (213819340).

Almost surely, 213000244580 is an apocalyptic number.

13000244580 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13000244580, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20526656640).

13000244580 is an abundant number, since it is smaller than the sum of its proper divisors (28053068700).

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

13000244580 is a wasteful number, since it uses less digits than its factorization.

13000244580 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1275 (or 1267 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 27.

The spelling of 13000244580 in words is "thirteen billion, two hundred forty-four thousand, five hundred eighty".