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19829014 = 211387739
BaseRepresentation
bin100101110100…
…1000100010110
31101022102021221
41023221010112
520034012024
61545000554
7330354352
oct113510426
941272257
1019829014
1110213917
12678315a
13415365a
1428c2462
151b1a3e4
hex12e9116

19829014 has 8 divisors (see below), whose sum is σ = 30007080. Its totient is φ = 9826656.

The previous prime is 19828997. The next prime is 19829023. The reversal of 19829014 is 41092891.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43644 + ... + 44095.

It is an arithmetic number, because the mean of its divisors is an integer number (3750885).

Almost surely, 219829014 is an apocalyptic number.

19829014 is a deficient number, since it is larger than the sum of its proper divisors (10178066).

19829014 is a wasteful number, since it uses less digits than its factorization.

19829014 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87854.

The product of its (nonzero) digits is 5184, while the sum is 34.

The square root of 19829014 is about 4452.9781045947. The cubic root of 19829014 is about 270.6660010203. Note that the first 3 decimals are identical.

The spelling of 19829014 in words is "nineteen million, eight hundred twenty-nine thousand, fourteen".

Divisors: 1 2 113 226 87739 175478 9914507 19829014