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13053712 = 247294019
BaseRepresentation
bin110001110010…
…111100010000
3220120012022211
4301302330100
511320204322
61143441504
7215645320
oct61627420
926505284
1013053712
1174064a1
124456294
1329207b9
141a3b280
15122cb77
hexc72f10

13053712 has 40 divisors (see below), whose sum is σ = 29908800. Its totient is φ = 5400192.

The previous prime is 13053707. The next prime is 13053713. The reversal of 13053712 is 21735031.

It is not an unprimeable number, because it can be changed into a prime (13053713) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1239 + ... + 5257.

It is an arithmetic number, because the mean of its divisors is an integer number (747720).

Almost surely, 213053712 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 13053712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14954400).

13053712 is an abundant number, since it is smaller than the sum of its proper divisors (16855088).

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

13053712 is a wasteful number, since it uses less digits than its factorization.

13053712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4063 (or 4057 counting only the distinct ones).

The product of its (nonzero) digits is 630, while the sum is 22.

The square root of 13053712 is about 3612.9921118098. The cubic root of 13053712 is about 235.4568568482.

Adding to 13053712 its reverse (21735031), we get a palindrome (34788743).

The spelling of 13053712 in words is "thirteen million, fifty-three thousand, seven hundred twelve".

Divisors: 1 2 4 7 8 14 16 28 29 56 58 112 116 203 232 406 464 812 1624 3248 4019 8038 16076 28133 32152 56266 64304 112532 116551 225064 233102 450128 466204 815857 932408 1631714 1864816 3263428 6526856 13053712