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13085808148 = 2272055122741
BaseRepresentation
bin11000010111111100…
…11001011000010100
31020202222020221010001
430023332121120110
5203244431330043
610002254141044
7642164351110
oct141376313024
936688227101
1013085808148
115605663386
1226524b1784
1313070b695a
148c1d04740
15518c5174d
hex30bf99614

13085808148 has 24 divisors (see below), whose sum is σ = 26174040704. Its totient is φ = 5607684000.

The previous prime is 13085808107. The next prime is 13085808179. The reversal of 13085808148 is 84180858031.

13085808148 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 13085808098 and 13085808107.

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, 564058 + ... + 586798.

Almost surely, 213085808148 is an apocalyptic number.

It is an amenable number.

13085808148 is an abundant number, since it is smaller than the sum of its proper divisors (13088232556).

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

13085808148 is a wasteful number, since it uses less digits than its factorization.

13085808148 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43303 (or 43301 counting only the distinct ones).

The product of its (nonzero) digits is 245760, while the sum is 46.

The spelling of 13085808148 in words is "thirteen billion, eighty-five million, eight hundred eight thousand, one hundred forty-eight".

Divisors: 1 2 4 7 14 28 20551 22741 41102 45482 82204 90964 143857 159187 287714 318374 575428 636748 467350291 934700582 1869401164 3271452037 6542904074 13085808148