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6968651380 = 225438103083
BaseRepresentation
bin1100111110101110…
…10010111001110100
3122222122202011120021
412133113102321310
5103232433321010
63111254214524
7334455362605
oct63727227164
918878664507
106968651380
112a56692a19
121425954444
1387097b172
144a1719dac
152abbc58da
hex19f5d2e74

6968651380 has 24 divisors (see below), whose sum is σ = 14974499232. Its totient is φ = 2722635552.

The previous prime is 6968651369. The next prime is 6968651401. The reversal of 6968651380 is 831568696.

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, 4050682 + ... + 4052401.

It is an arithmetic number, because the mean of its divisors is an integer number (623937468).

Almost surely, 26968651380 is an apocalyptic number.

It is an amenable number.

6968651380 is an abundant number, since it is smaller than the sum of its proper divisors (8005847852).

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

6968651380 is a wasteful number, since it uses less digits than its factorization.

6968651380 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8103135 (or 8103133 counting only the distinct ones).

The product of its (nonzero) digits is 1866240, while the sum is 52.

The square root of 6968651380 is about 83478.4485960299. The cubic root of 6968651380 is about 1910.0713020356.

The spelling of 6968651380 in words is "six billion, nine hundred sixty-eight million, six hundred fifty-one thousand, three hundred eighty".

Divisors: 1 2 4 5 10 20 43 86 172 215 430 860 8103083 16206166 32412332 40515415 81030830 162061660 348432569 696865138 1393730276 1742162845 3484325690 6968651380