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16984035379 = 31547872109
BaseRepresentation
bin11111101000101001…
…11101000000110011
31121211122110101120101
433310110331000303
5234240403113004
611445150453231
71140610630063
oct176424750063
947748411511
1016984035379
117226055183
12335bb04217
1317a88c399c
14b719253a3
156960c1ba4
hex3f453d033

16984035379 has 4 divisors (see below), whose sum is σ = 17531907520. Its totient is φ = 16436163240.

The previous prime is 16984035377. The next prime is 16984035389. The reversal of 16984035379 is 97353048961.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 97353048961 = 713907578423.

It is a cyclic number.

It is not a de Polignac number, because 16984035379 - 21 = 16984035377 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16984035373) 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, 273936024 + ... + 273936085.

It is an arithmetic number, because the mean of its divisors is an integer number (4382976880).

Almost surely, 216984035379 is an apocalyptic number.

16984035379 is a deficient number, since it is larger than the sum of its proper divisors (547872141).

16984035379 is an equidigital number, since it uses as much as digits as its factorization.

16984035379 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 547872140.

The product of its (nonzero) digits is 4898880, while the sum is 55.

The spelling of 16984035379 in words is "sixteen billion, nine hundred eighty-four million, thirty-five thousand, three hundred seventy-nine".

Divisors: 1 31 547872109 16984035379