Search a number
-
+
6968668 = 2271913099
BaseRepresentation
bin11010100101010101011100
3111010001012211
4122211111130
53240444133
6405210204
7113142550
oct32452534
914101184
106968668
113a2a733
122400964
13159cb95
14cd5860
15929bcd
hex6a555c

6968668 has 24 divisors (see below), whose sum is σ = 14672000. Its totient is φ = 2829168.

The previous prime is 6968659. The next prime is 6968677. The reversal of 6968668 is 8668696.

It is an interprime number because it is at equal distance from previous prime (6968659) and next prime (6968677).

It is a super-4 number, since 4×69686684 (a number of 28 digits) contains 4444 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6018 + ... + 7081.

Almost surely, 26968668 is an apocalyptic number.

It is an amenable number.

6968668 is an abundant number, since it is smaller than the sum of its proper divisors (7703332).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6968668 is a wasteful number, since it uses less digits than its factorization.

6968668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13129 (or 13127 counting only the distinct ones).

The product of its digits is 746496, while the sum is 49.

The square root of 6968668 is about 2639.8234789470. The cubic root of 6968668 is about 191.0072820520.

The spelling of 6968668 in words is "six million, nine hundred sixty-eight thousand, six hundred sixty-eight".

Divisors: 1 2 4 7 14 19 28 38 76 133 266 532 13099 26198 52396 91693 183386 248881 366772 497762 995524 1742167 3484334 6968668