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13022080 = 27520347
BaseRepresentation
bin110001101011…
…001110000000
3220111120221021
4301223032000
511313201310
61143035224
7215454151
oct61531600
926446837
1013022080
117394755
12443bb14
13290c296
141a2d928
1512235da
hexc6b380

13022080 has 32 divisors (see below), whose sum is σ = 31132440. Its totient is φ = 5208576.

The previous prime is 13022069. The next prime is 13022083. The reversal of 13022080 is 8022031.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (32).

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13022083) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9534 + ... + 10813.

Almost surely, 213022080 is an apocalyptic number.

13022080 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13022080 is an abundant number, since it is smaller than the sum of its proper divisors (18110360).

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

13022080 is an equidigital number, since it uses as much as digits as its factorization.

13022080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20366 (or 20354 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 13022080 is about 3608.6119215011. The cubic root of 13022080 is about 235.2665151934.

The spelling of 13022080 in words is "thirteen million, twenty-two thousand, eighty".

Divisors: 1 2 4 5 8 10 16 20 32 40 64 80 128 160 320 640 20347 40694 81388 101735 162776 203470 325552 406940 651104 813880 1302208 1627760 2604416 3255520 6511040 13022080