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19468093 = 313791657
BaseRepresentation
bin100101001000…
…0111100111101
31100122002012111
41022100330331
514440434333
61533134021
7324322201
oct112207475
940562174
1019468093
11aa97737
12662a311
1340582a8
14282ab01
151a984cd
hex1290f3d

19468093 has 8 divisors (see below), whose sum is σ = 20161280. Its totient is φ = 18779040.

The previous prime is 19468091. The next prime is 19468109. The reversal of 19468093 is 39086491.

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

It is a cyclic number.

It is not a de Polignac number, because 19468093 - 21 = 19468091 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 (19468091) 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, 10921 + ... + 12577.

It is an arithmetic number, because the mean of its divisors is an integer number (2520160).

Almost surely, 219468093 is an apocalyptic number.

It is an amenable number.

19468093 is a deficient number, since it is larger than the sum of its proper divisors (693187).

19468093 is a wasteful number, since it uses less digits than its factorization.

19468093 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2067.

The product of its (nonzero) digits is 46656, while the sum is 40.

The square root of 19468093 is about 4412.2661977718. The cubic root of 19468093 is about 269.0137451921.

The spelling of 19468093 in words is "nineteen million, four hundred sixty-eight thousand, ninety-three".

Divisors: 1 31 379 1657 11749 51367 628003 19468093