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13789148 = 2216321149
BaseRepresentation
bin110100100110…
…011111011100
3221221120011012
4310212133130
512012223043
61211314352
7225130412
oct64463734
927846135
1013789148
117868a9a
12474b9b8
132b1a479
141b8d2b2
151325a18
hexd267dc

13789148 has 12 divisors (see below), whose sum is σ = 24280200. Its totient is φ = 6851952.

The previous prime is 13789133. The next prime is 13789151. The reversal of 13789148 is 84198731.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9923 + ... + 11226.

It is an arithmetic number, because the mean of its divisors is an integer number (2023350).

Almost surely, 213789148 is an apocalyptic number.

It is an amenable number.

13789148 is a deficient number, since it is larger than the sum of its proper divisors (10491052).

13789148 is a wasteful number, since it uses less digits than its factorization.

13789148 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21316 (or 21314 counting only the distinct ones).

The product of its digits is 48384, while the sum is 41.

The square root of 13789148 is about 3713.3742068367. The cubic root of 13789148 is about 239.7981404525.

The spelling of 13789148 in words is "thirteen million, seven hundred eighty-nine thousand, one hundred forty-eight".

Divisors: 1 2 4 163 326 652 21149 42298 84596 3447287 6894574 13789148