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13019484 = 22317193359
BaseRepresentation
bin110001101010…
…100101011100
3220111110101010
4301222211130
511313110414
61143015220
7215443452
oct61524534
926443333
1013019484
117392805
12443a510
13290b04a
141a2c9d2
151222959
hexc6a95c

13019484 has 48 divisors (see below), whose sum is σ = 33868800. Its totient is φ = 3868416.

The previous prime is 13019459. The next prime is 13019491. The reversal of 13019484 is 48491031.

It is a happy number.

13019484 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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, 2197 + ... + 5555.

It is an arithmetic number, because the mean of its divisors is an integer number (705600).

Almost surely, 213019484 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13019484, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16934400).

13019484 is an abundant number, since it is smaller than the sum of its proper divisors (20849316).

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

13019484 is a wasteful number, since it uses less digits than its factorization.

13019484 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3402 (or 3400 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 30.

The square root of 13019484 is about 3608.2522084799. The cubic root of 13019484 is about 235.2508804033.

The spelling of 13019484 in words is "thirteen million, nineteen thousand, four hundred eighty-four".

Divisors: 1 2 3 4 6 12 17 19 34 38 51 57 68 76 102 114 204 228 323 646 969 1292 1938 3359 3876 6718 10077 13436 20154 40308 57103 63821 114206 127642 171309 191463 228412 255284 342618 382926 685236 765852 1084957 2169914 3254871 4339828 6509742 13019484