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12953808000 = 273253771181
BaseRepresentation
bin11000001000001101…
…10110110010000000
31020102202212121221200
430010012312302000
5203012133324000
65541221021200
7636002360040
oct140406666200
936382777850
1012953808000
1155480a5751
122616254800
1312b594a963
148ac583720
1550c37a500
hex3041b6c80

12953808000 has 768 divisors, whose sum is σ = 54212820480. Its totient is φ = 2903040000.

The previous prime is 12953807983. The next prime is 12953808013. The reversal of 12953808000 is 80835921.

It is a super-2 number, since 2×129538080002 (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 71567910 + ... + 71568090.

It is an arithmetic number, because the mean of its divisors is an integer number (70589610).

Almost surely, 212953808000 is an apocalyptic number.

12953808000 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 12953808000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27106410240).

12953808000 is an abundant number, since it is smaller than the sum of its proper divisors (41259012480).

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

12953808000 is a wasteful number, since it uses less digits than its factorization.

12953808000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 294 (or 269 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 36.

The spelling of 12953808000 in words is "twelve billion, nine hundred fifty-three million, eight hundred eight thousand".