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13983057 = 331123289
BaseRepresentation
bin110101010101…
…110101010001
3222022102011000
4311111311101
512034424212
61215412213
7226565634
oct65256521
928272130
1013983057
117990750
124824069
132b877ca
141bddc1b
1513631dc
hexd55d51

13983057 has 48 divisors (see below), whose sum is σ = 23889600. Its totient is φ = 8015040.

The previous prime is 13983049. The next prime is 13983083. The reversal of 13983057 is 75038931.

It is not a de Polignac number, because 13983057 - 23 = 13983049 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13983007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 157069 + ... + 157157.

It is an arithmetic number, because the mean of its divisors is an integer number (497700).

Almost surely, 213983057 is an apocalyptic number.

It is an amenable number.

13983057 is a deficient number, since it is larger than the sum of its proper divisors (9906543).

13983057 is a wasteful number, since it uses less digits than its factorization.

13983057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 155 (or 126 counting only the distinct ones).

The product of its (nonzero) digits is 22680, while the sum is 36.

The square root of 13983057 is about 3739.3925977356. The cubic root of 13983057 is about 240.9169608830.

The spelling of 13983057 in words is "thirteen million, nine hundred eighty-three thousand, fifty-seven".

Divisors: 1 3 9 11 23 27 33 69 89 99 207 253 267 297 529 621 759 801 979 1587 2047 2277 2403 2937 4761 5819 6141 6831 8811 14283 17457 18423 22517 26433 47081 52371 55269 67551 141243 157113 202653 423729 517891 607959 1271187 1553673 4661019 13983057