Search a number
-
+
68482725560 = 2359717650187
BaseRepresentation
bin111111110001111000…
…110111011010111000
320112202200022220121222
4333301320313122320
52110223034204220
651243250251212
74643031364004
oct776170673270
9215680286558
1068482725560
1127052793357
1211332886b08
1365c4cb7722
1434592d7704
151bac302e25
hexff1e376b8

68482725560 has 32 divisors (see below), whose sum is σ = 155674658160. Its totient is φ = 27110685696.

The previous prime is 68482725529. The next prime is 68482725637. The reversal of 68482725560 is 6552728486.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8821214 + ... + 8828973.

Almost surely, 268482725560 is an apocalyptic number.

It is an amenable number.

68482725560 is an abundant number, since it is smaller than the sum of its proper divisors (87191932600).

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

68482725560 is a wasteful number, since it uses less digits than its factorization.

68482725560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17650295 (or 17650291 counting only the distinct ones).

The product of its (nonzero) digits is 6451200, while the sum is 53.

The spelling of 68482725560 in words is "sixty-eight billion, four hundred eighty-two million, seven hundred twenty-five thousand, five hundred sixty".

Divisors: 1 2 4 5 8 10 20 40 97 194 388 485 776 970 1940 3880 17650187 35300374 70600748 88250935 141201496 176501870 353003740 706007480 1712068139 3424136278 6848272556 8560340695 13696545112 17120681390 34241362780 68482725560