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13343244 = 22319431361
BaseRepresentation
bin110010111001…
…101000001100
3221002220111020
4302321220030
511403440434
61153554140
7221262405
oct62715014
927086436
1013343244
117593a82
124575950
1329c2515
141ab49ac
151288849
hexcb9a0c

13343244 has 48 divisors (see below), whose sum is σ = 33559680. Its totient is φ = 4112640.

The previous prime is 13343233. The next prime is 13343257. The reversal of 13343244 is 44234331.

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 9124 + ... + 10484.

It is an arithmetic number, because the mean of its divisors is an integer number (699160).

Almost surely, 213343244 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 13343244, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16779840).

13343244 is an abundant number, since it is smaller than the sum of its proper divisors (20216436).

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

13343244 is a wasteful number, since it uses less digits than its factorization.

13343244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1430 (or 1428 counting only the distinct ones).

The product of its digits is 3456, while the sum is 24.

The square root of 13343244 is about 3652.8405385398. The cubic root of 13343244 is about 237.1849577217.

Adding to 13343244 its reverse (44234331), we get a palindrome (57577575).

The spelling of 13343244 in words is "thirteen million, three hundred forty-three thousand, two hundred forty-four".

Divisors: 1 2 3 4 6 12 19 38 43 57 76 86 114 129 172 228 258 516 817 1361 1634 2451 2722 3268 4083 4902 5444 8166 9804 16332 25859 51718 58523 77577 103436 117046 155154 175569 234092 310308 351138 702276 1111937 2223874 3335811 4447748 6671622 13343244