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13244506 = 2114712809
BaseRepresentation
bin110010100001…
…100001011010
3220220220001021
4302201201122
511342311011
61151513054
7220401502
oct62414132
926826037
1013244506
117526880
12452878a
1329895b2
141a8aa02
151269471
hexca185a

13244506 has 16 divisors (see below), whose sum is σ = 22135680. Its totient is φ = 5891680.

The previous prime is 13244467. The next prime is 13244521. The reversal of 13244506 is 60544231.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5371 + ... + 7438.

It is an arithmetic number, because the mean of its divisors is an integer number (1383480).

Almost surely, 213244506 is an apocalyptic number.

13244506 is a deficient number, since it is larger than the sum of its proper divisors (8891174).

13244506 is a wasteful number, since it uses less digits than its factorization.

13244506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12869.

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 13244506 is about 3639.3002074575. The cubic root of 13244506 is about 236.5984643343.

Adding to 13244506 its reverse (60544231), we get a palindrome (73788737).

The spelling of 13244506 in words is "thirteen million, two hundred forty-four thousand, five hundred six".

Divisors: 1 2 11 22 47 94 517 1034 12809 25618 140899 281798 602023 1204046 6622253 13244506