Search a number
-
+
13027212 = 22321167491
BaseRepresentation
bin110001101100…
…011110001100
3220111211222100
4301230132030
511313332322
61143115100
7215505132
oct61543614
926454870
1013027212
1173985a0
124442a90
132911713
141a31752
151224dac
hexc6c78c

13027212 has 72 divisors (see below), whose sum is σ = 36533952. Its totient is φ = 3880800.

The previous prime is 13027207. The next prime is 13027229. The reversal of 13027212 is 21272031.

13027212 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 26287 + ... + 26777.

It is an arithmetic number, because the mean of its divisors is an integer number (507416).

Almost surely, 213027212 is an apocalyptic number.

13027212 is a gapful number since it is divisible by the number (12) 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 13027212, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18266976).

13027212 is an abundant number, since it is smaller than the sum of its proper divisors (23506740).

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

13027212 is a wasteful number, since it uses less digits than its factorization.

13027212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 579 (or 574 counting only the distinct ones).

The product of its (nonzero) digits is 168, while the sum is 18.

The square root of 13027212 is about 3609.3229281958. The cubic root of 13027212 is about 235.2974173018.

Adding to 13027212 its reverse (21272031), we get a palindrome (34299243).

The spelling of 13027212 in words is "thirteen million, twenty-seven thousand, two hundred twelve".

Divisors: 1 2 3 4 6 9 11 12 18 22 33 36 44 66 67 99 132 134 198 201 268 396 402 491 603 737 804 982 1206 1473 1474 1964 2211 2412 2946 2948 4419 4422 5401 5892 6633 8838 8844 10802 13266 16203 17676 21604 26532 32406 32897 48609 64812 65794 97218 98691 131588 194436 197382 296073 361867 394764 592146 723734 1085601 1184292 1447468 2171202 3256803 4342404 6513606 13027212