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13828396 = 2213192621
BaseRepresentation
bin110100110000…
…000100101100
3222000112222211
4310300010230
512020002041
61212220204
7225353011
oct64600454
928015884
1013828396
11789552a
12476a664
132b322aa
141b9d708
151332481
hexd3012c

13828396 has 12 divisors (see below), whose sum is σ = 24227280. Its totient is φ = 6906320.

The previous prime is 13828391. The next prime is 13828411. The reversal of 13828396 is 69382831.

It is a zygodrome in base 3.

It is not an unprimeable number, because it can be changed into a prime (13828391) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3966 + ... + 6586.

It is an arithmetic number, because the mean of its divisors is an integer number (2018940).

Almost surely, 213828396 is an apocalyptic number.

It is an amenable number.

13828396 is a deficient number, since it is larger than the sum of its proper divisors (10398884).

13828396 is a wasteful number, since it uses less digits than its factorization.

13828396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3944 (or 3942 counting only the distinct ones).

The product of its digits is 62208, while the sum is 40.

The square root of 13828396 is about 3718.6551332437. The cubic root of 13828396 is about 240.0254371187.

The spelling of 13828396 in words is "thirteen million, eight hundred twenty-eight thousand, three hundred ninety-six".

Divisors: 1 2 4 1319 2621 2638 5242 5276 10484 3457099 6914198 13828396