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19052066 = 211866003
BaseRepresentation
bin100100010101…
…1011000100010
31022211221112002
41020223120202
514334131231
61520204002
7320640245
oct110533042
938757462
1019052066
11a833110
126469602
133c40b17
14275d25c
151a150cb
hex122b622

19052066 has 8 divisors (see below), whose sum is σ = 31176144. Its totient is φ = 8660020.

The previous prime is 19052063. The next prime is 19052093. The reversal of 19052066 is 66025091.

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

It is a Curzon number.

It is a nialpdrome in base 11.

It is not an unprimeable number, because it can be changed into a prime (19052063) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 432980 + ... + 433023.

It is an arithmetic number, because the mean of its divisors is an integer number (3897018).

Almost surely, 219052066 is an apocalyptic number.

19052066 is a deficient number, since it is larger than the sum of its proper divisors (12124078).

19052066 is a wasteful number, since it uses less digits than its factorization.

19052066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 866016.

The product of its (nonzero) digits is 3240, while the sum is 29.

The square root of 19052066 is about 4364.8672373853. The cubic root of 19052066 is about 267.0836846728.

The spelling of 19052066 in words is "nineteen million, fifty-two thousand, sixty-six".

Divisors: 1 2 11 22 866003 1732006 9526033 19052066