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19741093 = 163281431
BaseRepresentation
bin100101101001…
…1100110100101
31101010221200121
41023103212211
520023203333
61543041541
7326540131
oct113234645
941127617
1019741093
1110163859
1267402b1
134122628
14289c3c1
151aee32d
hex12d39a5

19741093 has 8 divisors (see below), whose sum is σ = 19979136. Its totient is φ = 19504800.

The previous prime is 19741067. The next prime is 19741121. The reversal of 19741093 is 39014791.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-19741093 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 (19741013) 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 7 ways as a sum of consecutive naturals, for example, 45588 + ... + 46018.

It is an arithmetic number, because the mean of its divisors is an integer number (2497392).

Almost surely, 219741093 is an apocalyptic number.

It is an amenable number.

19741093 is a deficient number, since it is larger than the sum of its proper divisors (238043).

19741093 is a wasteful number, since it uses less digits than its factorization.

19741093 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 875.

The product of its (nonzero) digits is 6804, while the sum is 34.

The square root of 19741093 is about 4443.0949798536. The cubic root of 19741093 is about 270.2653678146.

The spelling of 19741093 in words is "nineteen million, seven hundred forty-one thousand, ninety-three".

Divisors: 1 163 281 431 45803 70253 121111 19741093