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6983374349 = 71138828539
BaseRepresentation
bin1101000000011110…
…11101011000001101
3200000200110011200102
412200033131120031
5103300220434344
63112541540445
7335024462660
oct64017353015
920020404612
106983374349
112a63a29566
12142a874725
13873a34693
144a366d6d7
152ad132e4e
hex1a03dd60d

6983374349 has 8 divisors (see below), whose sum is σ = 8051628480. Its totient is φ = 5932777536.

The previous prime is 6983374327. The next prime is 6983374357. The reversal of 6983374349 is 9434733896.

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

It is not a de Polignac number, because 6983374349 - 220 = 6982325773 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 6983374294 and 6983374303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6983374049) 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, 4413479 + ... + 4415060.

It is an arithmetic number, because the mean of its divisors is an integer number (1006453560).

Almost surely, 26983374349 is an apocalyptic number.

It is an amenable number.

6983374349 is a deficient number, since it is larger than the sum of its proper divisors (1068254131).

6983374349 is a wasteful number, since it uses less digits than its factorization.

6983374349 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8828659.

The product of its digits is 11757312, while the sum is 56.

The square root of 6983374349 is about 83566.5863189349. The cubic root of 6983374349 is about 1911.4155190370.

The spelling of 6983374349 in words is "six billion, nine hundred eighty-three million, three hundred seventy-four thousand, three hundred forty-nine".

Divisors: 1 7 113 791 8828539 61799773 997624907 6983374349