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286407007980 = 223541116425613
BaseRepresentation
bin1000010101011110011…
…00000001111011101100
31000101021012022111011020
410022233030001323230
514143030143223410
6335323520054140
726456301254112
oct4125714017354
91011235274136
10286407007980
111005123201a5
1247611164350
1321014946072
14dc0db35ab2
1576b4175a70
hex42af301eec

286407007980 has 48 divisors (see below), whose sum is σ = 821499132384. Its totient is φ = 74512391680.

The previous prime is 286407007973. The next prime is 286407007981. The reversal of 286407007980 is 89700704682.

It is a super-3 number, since 3×2864070079803 (a number of 35 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (286407007981) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 58210347 + ... + 58215266.

It is an arithmetic number, because the mean of its divisors is an integer number (17114565258).

Almost surely, 2286407007980 is an apocalyptic number.

286407007980 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

286407007980 is an abundant number, since it is smaller than the sum of its proper divisors (535092124404).

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

286407007980 is a wasteful number, since it uses less digits than its factorization.

286407007980 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116425666 (or 116425664 counting only the distinct ones).

The product of its (nonzero) digits is 1354752, while the sum is 51.

The spelling of 286407007980 in words is "two hundred eighty-six billion, four hundred seven million, seven thousand, nine hundred eighty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 41 60 82 123 164 205 246 410 492 615 820 1230 2460 116425613 232851226 349276839 465702452 582128065 698553678 1164256130 1397107356 1746384195 2328512260 3492768390 4773450133 6985536780 9546900266 14320350399 19093800532 23867250665 28640700798 47734501330 57281401596 71601751995 95469002660 143203503990 286407007980