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16330379 = 136718749
BaseRepresentation
bin111110010010…
…111010001011
31010201200001212
4332102322023
513140033004
61342003335
7255543302
oct76227213
933650055
1016330379
11924428a
12557654b
1334ca060
142251439
15167896e
hexf92e8b

16330379 has 8 divisors (see below), whose sum is σ = 17850000. Its totient is φ = 14848416.

The previous prime is 16330373. The next prime is 16330381. The reversal of 16330379 is 97303361.

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 16330379 - 28 = 16330123 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16330373) 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, 8504 + ... + 10245.

It is an arithmetic number, because the mean of its divisors is an integer number (2231250).

Almost surely, 216330379 is an apocalyptic number.

16330379 is a deficient number, since it is larger than the sum of its proper divisors (1519621).

16330379 is a wasteful number, since it uses less digits than its factorization.

16330379 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18829.

The product of its (nonzero) digits is 10206, while the sum is 32.

The square root of 16330379 is about 4041.0863638383. The cubic root of 16330379 is about 253.7067885683.

The spelling of 16330379 in words is "sixteen million, three hundred thirty thousand, three hundred seventy-nine".

Divisors: 1 13 67 871 18749 243737 1256183 16330379