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14257983 = 343110527
BaseRepresentation
bin110110011000…
…111100111111
3222211101021110
4312120330333
512122223413
61225333103
7232122315
oct66307477
928741243
1014257983
118059263
124937193
132c5299c
141c720b5
1513b98c3
hexd98f3f

14257983 has 8 divisors (see below), whose sum is σ = 19452928. Its totient is φ = 9284184.

The previous prime is 14257973. The next prime is 14257993. The reversal of 14257983 is 38975241.

It is an interprime number because it is at equal distance from previous prime (14257973) and next prime (14257993).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 14257983 - 29 = 14257471 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14257973) 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, 55135 + ... + 55392.

It is an arithmetic number, because the mean of its divisors is an integer number (2431616).

Almost surely, 214257983 is an apocalyptic number.

14257983 is a deficient number, since it is larger than the sum of its proper divisors (5194945).

14257983 is a wasteful number, since it uses less digits than its factorization.

14257983 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110573.

The product of its digits is 60480, while the sum is 39.

The square root of 14257983 is about 3775.9744437694. The cubic root of 14257983 is about 242.4856433914.

The spelling of 14257983 in words is "fourteen million, two hundred fifty-seven thousand, nine hundred eighty-three".

Divisors: 1 3 43 129 110527 331581 4752661 14257983