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13692448 = 257115557
BaseRepresentation
bin110100001110…
…111000100000
3221202122111201
4310032320200
512001124243
61205250544
7224245450
oct64167040
927678451
1013692448
117802380
124703a54
132ab5453
141b65d60
15130704d
hexd0ee20

13692448 has 48 divisors (see below), whose sum is σ = 33614784. Its totient is φ = 5333760.

The previous prime is 13692443. The next prime is 13692449. The reversal of 13692448 is 84429631.

It is not an unprimeable number, because it can be changed into a prime (13692443) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 315 + ... + 5242.

It is an arithmetic number, because the mean of its divisors is an integer number (700308).

Almost surely, 213692448 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 13692448, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16807392).

13692448 is an abundant number, since it is smaller than the sum of its proper divisors (19922336).

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

13692448 is a wasteful number, since it uses less digits than its factorization.

13692448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5585 (or 5577 counting only the distinct ones).

The product of its digits is 41472, while the sum is 37.

The square root of 13692448 is about 3700.3307960235. The cubic root of 13692448 is about 239.2362759716.

The spelling of 13692448 in words is "thirteen million, six hundred ninety-two thousand, four hundred forty-eight".

Divisors: 1 2 4 7 8 11 14 16 22 28 32 44 56 77 88 112 154 176 224 308 352 616 1232 2464 5557 11114 22228 38899 44456 61127 77798 88912 122254 155596 177824 244508 311192 427889 489016 622384 855778 978032 1244768 1711556 1956064 3423112 6846224 13692448