Search a number
-
+
8768416480 = 2551373371187
BaseRepresentation
bin10000010101010001…
…10110101011100000
3211122002022201010221
420022220312223200
5120424203311410
64010025332424
7430201211305
oct101250665340
924562281127
108768416480
11379a5a709a
121848637114
13a997b8325
145d27710ac
15364bd44da
hex20aa36ae0

8768416480 has 96 divisors (see below), whose sum is σ = 20946141216. Its totient is φ = 3468509184.

The previous prime is 8768416463. The next prime is 8768416483. The reversal of 8768416480 is 846148678.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8768416483) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7386447 + ... + 7387633.

It is an arithmetic number, because the mean of its divisors is an integer number (218188971).

Almost surely, 28768416480 is an apocalyptic number.

8768416480 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8768416480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10473070608).

8768416480 is an abundant number, since it is smaller than the sum of its proper divisors (12177724736).

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

8768416480 is a wasteful number, since it uses less digits than its factorization.

8768416480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1676 (or 1668 counting only the distinct ones).

The product of its (nonzero) digits is 2064384, while the sum is 52.

The square root of 8768416480 is about 93639.8231523319. The cubic root of 8768416480 is about 2062.0873428727.

The spelling of 8768416480 in words is "eight billion, seven hundred sixty-eight million, four hundred sixteen thousand, four hundred eighty".

Divisors: 1 2 4 5 8 10 16 20 32 40 80 137 160 274 337 548 674 685 1096 1187 1348 1370 1685 2192 2374 2696 2740 3370 4384 4748 5392 5480 5935 6740 9496 10784 10960 11870 13480 18992 21920 23740 26960 37984 46169 47480 53920 92338 94960 162619 184676 189920 230845 325238 369352 400019 461690 650476 738704 800038 813095 923380 1300952 1477408 1600076 1626190 1846760 2000095 2601904 3200152 3252380 3693520 4000190 5203808 6400304 6504760 7387040 8000380 12800608 13009520 16000760 26019040 32001520 54802603 64003040 109605206 219210412 274013015 438420824 548026030 876841648 1096052060 1753683296 2192104120 4384208240 8768416480