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8976730980 = 2235756337963
BaseRepresentation
bin10000101110000111…
…00000101101100100
3212011121022011220210
420113003200231210
5121341020342410
64042430255420
7435310645230
oct102703405544
925147264823
108976730980
113897148938
1218a6357570
13b009c3c49
146122b95c0
15378132220
hex2170e0b64

8976730980 has 96 divisors (see below), whose sum is σ = 28777319424. Its totient is φ = 2048125824.

The previous prime is 8976730969. The next prime is 8976731047. The reversal of 8976730980 is 890376798.

It is a self number, because there is not a number n which added to its sum of digits gives 8976730980.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 217479 + ... + 255441.

It is an arithmetic number, because the mean of its divisors is an integer number (299763744).

Almost surely, 28976730980 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8976730980, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14388659712).

8976730980 is an abundant number, since it is smaller than the sum of its proper divisors (19800588444).

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

8976730980 is a wasteful number, since it uses less digits than its factorization.

8976730980 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38545 (or 38543 counting only the distinct ones).

The product of its (nonzero) digits is 4572288, while the sum is 57.

The square root of 8976730980 is about 94745.6119300519. The cubic root of 8976730980 is about 2078.2896273010.

The spelling of 8976730980 in words is "eight billion, nine hundred seventy-six million, seven hundred thirty thousand, nine hundred eighty".

Divisors: 1 2 3 4 5 6 7 10 12 14 15 20 21 28 30 35 42 60 70 84 105 140 210 420 563 1126 1689 2252 2815 3378 3941 5630 6756 7882 8445 11260 11823 15764 16890 19705 23646 33780 37963 39410 47292 59115 75926 78820 113889 118230 151852 189815 227778 236460 265741 379630 455556 531482 569445 759260 797223 1062964 1138890 1328705 1594446 2277780 2657410 3188892 3986115 5314820 7972230 15944460 21373169 42746338 64119507 85492676 106865845 128239014 149612183 213731690 256478028 299224366 320597535 427463380 448836549 598448732 641195070 748060915 897673098 1282390140 1496121830 1795346196 2244182745 2992243660 4488365490 8976730980