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13148080 = 2451167223
BaseRepresentation
bin110010001001…
…111110110000
3220201222202221
4302021332300
511331214310
61145450424
7216520411
oct62117660
926658687
1013148080
117470390
1244a0a14
13295473a
141a63808
15124aada
hexc89fb0

13148080 has 80 divisors (see below), whose sum is σ = 33997824. Its totient is φ = 4688640.

The previous prime is 13148063. The next prime is 13148117. The reversal of 13148080 is 8084131.

13148080 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (80).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 58849 + ... + 59071.

Almost surely, 213148080 is an apocalyptic number.

13148080 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 13148080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16998912).

13148080 is an abundant number, since it is smaller than the sum of its proper divisors (20849744).

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

13148080 is a wasteful number, since it uses less digits than its factorization.

13148080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 314 (or 308 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 25.

The square root of 13148080 is about 3626.0281300619. The cubic root of 13148080 is about 236.0228839248.

The spelling of 13148080 in words is "thirteen million, one hundred forty-eight thousand, eighty".

Divisors: 1 2 4 5 8 10 11 16 20 22 40 44 55 67 80 88 110 134 176 220 223 268 335 440 446 536 670 737 880 892 1072 1115 1340 1474 1784 2230 2453 2680 2948 3568 3685 4460 4906 5360 5896 7370 8920 9812 11792 12265 14740 14941 17840 19624 24530 29480 29882 39248 49060 58960 59764 74705 98120 119528 149410 164351 196240 239056 298820 328702 597640 657404 821755 1195280 1314808 1643510 2629616 3287020 6574040 13148080