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13068343480 = 235893670883
BaseRepresentation
bin11000010101110111…
…10001100010111000
31020201202101122002111
430022323301202320
5203230443442410
610000431542104
7641563041523
oct141273614270
936652348074
1013068343480
1155a6814975
12264868a934
1313035b052a
148bd879bba
15517451b8a
hex30aef18b8

13068343480 has 32 divisors (see below), whose sum is σ = 29734160400. Its totient is φ = 5168601856.

The previous prime is 13068343429. The next prime is 13068343499. The reversal of 13068343480 is 8434386031.

13068343480 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×130683434802 (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1831882 + ... + 1839001.

Almost surely, 213068343480 is an apocalyptic number.

13068343480 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13068343480 is an abundant number, since it is smaller than the sum of its proper divisors (16665816920).

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

13068343480 is a wasteful number, since it uses less digits than its factorization.

13068343480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3670983 (or 3670979 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 40.

The spelling of 13068343480 in words is "thirteen billion, sixty-eight million, three hundred forty-three thousand, four hundred eighty".

Divisors: 1 2 4 5 8 10 20 40 89 178 356 445 712 890 1780 3560 3670883 7341766 14683532 18354415 29367064 36708830 73417660 146835320 326708587 653417174 1306834348 1633542935 2613668696 3267085870 6534171740 13068343480