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13207348 = 22711137313
BaseRepresentation
bin110010011000…
…011100110100
3220212000002001
4302120130310
511340113343
61151025044
7220155250
oct62303464
926760061
1013207348
117500970
12450b184
1329756cb
141a7b260
15125d44d
hexc98734

13207348 has 48 divisors (see below), whose sum is σ = 29119104. Its totient is φ = 5091840.

The previous prime is 13207343. The next prime is 13207357. The reversal of 13207348 is 84370231.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13207343) 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 15 ways as a sum of consecutive naturals, for example, 42040 + ... + 42352.

It is an arithmetic number, because the mean of its divisors is an integer number (606648).

Almost surely, 213207348 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 13207348, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14559552).

13207348 is an abundant number, since it is smaller than the sum of its proper divisors (15911756).

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

13207348 is a wasteful number, since it uses less digits than its factorization.

13207348 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 472 (or 470 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 28.

The square root of 13207348 is about 3634.1915194442. The cubic root of 13207348 is about 236.3769948878.

Adding to 13207348 its reverse (84370231), we get a palindrome (97577579).

It can be divided in two parts, 1320 and 7348, that added together give a palindrome (8668).

The spelling of 13207348 in words is "thirteen million, two hundred seven thousand, three hundred forty-eight".

Divisors: 1 2 4 7 11 14 22 28 44 77 137 154 274 308 313 548 626 959 1252 1507 1918 2191 3014 3443 3836 4382 6028 6886 8764 10549 13772 21098 24101 42196 42881 48202 85762 96404 171524 300167 471691 600334 943382 1200668 1886764 3301837 6603674 13207348