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2938285980 = 2232572333139
BaseRepresentation
bin1010111100100010…
…1010111110011100
321120202220101121200
42233020222332130
522004200122410
61203321355500
7132546006300
oct25710527634
97522811550
102938285980
111278649823
126a0038b90
1337a987376
141dc33dd00
15122e533c0
hexaf22af9c

2938285980 has 108 divisors (see below), whose sum is σ = 10367983080. Its totient is φ = 671606208.

The previous prime is 2938285979. The next prime is 2938285993. The reversal of 2938285980 is 895828392.

2938285980 is a `hidden beast` number, since 29 + 3 + 8 + 28 + 598 + 0 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 157750 + ... + 175389.

Almost surely, 22938285980 is an apocalyptic number.

2938285980 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2938285980 is an abundant number, since it is smaller than the sum of its proper divisors (7429697100).

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

2938285980 is a wasteful number, since it uses less digits than its factorization.

2938285980 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 333168 (or 333156 counting only the distinct ones).

The product of its (nonzero) digits is 2488320, while the sum is 54.

The square root of 2938285980 is about 54205.9588975234. The cubic root of 2938285980 is about 1432.2913011572.

The spelling of 2938285980 in words is "two billion, nine hundred thirty-eight million, two hundred eighty-five thousand, nine hundred eighty".

Divisors: 1 2 3 4 5 6 7 9 10 12 14 15 18 20 21 28 30 35 36 42 45 49 60 63 70 84 90 98 105 126 140 147 180 196 210 245 252 294 315 420 441 490 588 630 735 882 980 1260 1470 1764 2205 2940 4410 8820 333139 666278 999417 1332556 1665695 1998834 2331973 2998251 3331390 3997668 4663946 4997085 5996502 6662780 6995919 9327892 9994170 11659865 11993004 13991838 14991255 16323811 19988340 20987757 23319730 27983676 29982510 32647622 34979595 41975514 46639460 48971433 59965020 65295244 69959190 81619055 83951028 97942866 104938785 139918380 146914299 163238110 195885732 209877570 244857165 293828598 326476220 419755140 489714330 587657196 734571495 979428660 1469142990 2938285980