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6968590 = 25798821
BaseRepresentation
bin11010100101010100001110
3111010001002221
4122211110032
53240443330
6405205554
7113142406
oct32452416
914101087
106968590
113a2a672
1224008ba
13159cb35
14cd5806
15929b7a
hex6a550e

6968590 has 16 divisors (see below), whose sum is σ = 12703680. Its totient is φ = 2751840.

The previous prime is 6968587. The next prime is 6968629. The reversal of 6968590 is 958696.

It is a super-3 number, since 3×69685903 (a number of 22 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3621 + ... + 5200.

It is an arithmetic number, because the mean of its divisors is an integer number (793980).

Almost surely, 26968590 is an apocalyptic number.

6968590 is a deficient number, since it is larger than the sum of its proper divisors (5735090).

6968590 is a wasteful number, since it uses less digits than its factorization.

6968590 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8907.

The product of its (nonzero) digits is 116640, while the sum is 43.

The square root of 6968590 is about 2639.8087051906. The cubic root of 6968590 is about 191.0065694039.

The spelling of 6968590 in words is "six million, nine hundred sixty-eight thousand, five hundred ninety".

Divisors: 1 2 5 10 79 158 395 790 8821 17642 44105 88210 696859 1393718 3484295 6968590