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13983039 = 327221953
BaseRepresentation
bin110101010101…
…110100111111
3222022102010100
4311111310333
512034424124
61215412143
7226565610
oct65256477
928272110
1013983039
117990734
124824053
132b877b5
141bddc07
1513631c9
hexd55d3f

13983039 has 12 divisors (see below), whose sum is σ = 23083216. Its totient is φ = 7990272.

The previous prime is 13983037. The next prime is 13983049. The reversal of 13983039 is 93038931.

It is not a de Polignac number, because 13983039 - 21 = 13983037 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13982994 and 13983012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13983037) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 110914 + ... + 111039.

Almost surely, 213983039 is an apocalyptic number.

13983039 is a deficient number, since it is larger than the sum of its proper divisors (9100177).

13983039 is a wasteful number, since it uses less digits than its factorization.

13983039 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 221966 (or 221963 counting only the distinct ones).

The product of its (nonzero) digits is 17496, while the sum is 36.

The square root of 13983039 is about 3739.3901909269. The cubic root of 13983039 is about 240.9168575077.

The spelling of 13983039 in words is "thirteen million, nine hundred eighty-three thousand, thirty-nine".

Divisors: 1 3 7 9 21 63 221953 665859 1553671 1997577 4661013 13983039