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48287018668 = 2272237733347
BaseRepresentation
bin101100111110001000…
…010110111010101100
311121122012112200222211
4230332020112322230
51242342434044133
634103250220204
73326411613040
oct547610267254
9147565480884
1048287018668
11195298438a9
129437284664
134726bc98c5
1424a102a020
1513c92c9bcd
hexb3e216eac

48287018668 has 24 divisors (see below), whose sum is σ = 97007117312. Its totient is φ = 20601633744.

The previous prime is 48287018623. The next prime is 48287018669. The reversal of 48287018668 is 86681078284.

It is not an unprimeable number, because it can be changed into a prime (48287018669) 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 7 ways as a sum of consecutive naturals, for example, 3860430 + ... + 3872917.

Almost surely, 248287018668 is an apocalyptic number.

It is an amenable number.

48287018668 is an abundant number, since it is smaller than the sum of its proper divisors (48720098644).

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

48287018668 is a wasteful number, since it uses less digits than its factorization.

48287018668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7733581 (or 7733579 counting only the distinct ones).

The product of its (nonzero) digits is 8257536, while the sum is 58.

The spelling of 48287018668 in words is "forty-eight billion, two hundred eighty-seven million, eighteen thousand, six hundred sixty-eight".

Divisors: 1 2 4 7 14 28 223 446 892 1561 3122 6244 7733347 15466694 30933388 54133429 108266858 216533716 1724536381 3449072762 6898145524 12071754667 24143509334 48287018668