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13068801080 = 235378830271
BaseRepresentation
bin11000010101111011…
…00001010000111000
31020201210020212210122
430022331201100320
5203231103113310
610000445432412
7641566655606
oct141275412070
936653225718
1013068801080
1155a6aa7755
12264886b708
1313037108ba
148bd958876
155174e2555
hex30af61438

13068801080 has 32 divisors (see below), whose sum is σ = 30199530240. Its totient is φ = 5086235520.

The previous prime is 13068801073. The next prime is 13068801107. The reversal of 13068801080 is 8010886031.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 13068801080.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4413656 + ... + 4416615.

It is an arithmetic number, because the mean of its divisors is an integer number (943735320).

Almost surely, 213068801080 is an apocalyptic number.

13068801080 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13068801080 is an abundant number, since it is smaller than the sum of its proper divisors (17130729160).

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

13068801080 is a wasteful number, since it uses less digits than its factorization.

13068801080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8830319 (or 8830315 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 35.

The spelling of 13068801080 in words is "thirteen billion, sixty-eight million, eight hundred one thousand, eighty".

Divisors: 1 2 4 5 8 10 20 37 40 74 148 185 296 370 740 1480 8830271 17660542 35321084 44151355 70642168 88302710 176605420 326720027 353210840 653440054 1306880108 1633600135 2613760216 3267200270 6534400540 13068801080