Search a number
-
+
48689168080 = 245786944943
BaseRepresentation
bin101101010110000110…
…011011111011010000
311122200020021000021111
4231112012123323100
51244203411334310
634211213503104
73342364046230
oct552606337320
9148606230244
1048689168080
1119715847693
129529aa1a94
13478c311637
1424dc5cdcc0
1513ee76528a
hexb5619bed0

48689168080 has 40 divisors (see below), whose sum is σ = 129374076672. Its totient is φ = 16693428864.

The previous prime is 48689168051. The next prime is 48689168159. The reversal of 48689168080 is 8086198684.

It is a tau number, because it is divible by the number of its divisors (40).

It is a congruent number.

It is an unprimeable number.

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, 43471912 + ... + 43473031.

Almost surely, 248689168080 is an apocalyptic number.

48689168080 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

48689168080 is an abundant number, since it is smaller than the sum of its proper divisors (80684908592).

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

48689168080 is a wasteful number, since it uses less digits than its factorization.

48689168080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86944963 (or 86944957 counting only the distinct ones).

The product of its (nonzero) digits is 5308416, while the sum is 58.

The spelling of 48689168080 in words is "forty-eight billion, six hundred eighty-nine million, one hundred sixty-eight thousand, eighty".

Divisors: 1 2 4 5 7 8 10 14 16 20 28 35 40 56 70 80 112 140 280 560 86944943 173889886 347779772 434724715 608614601 695559544 869449430 1217229202 1391119088 1738898860 2434458404 3043073005 3477797720 4868916808 6086146010 6955595440 9737833616 12172292020 24344584040 48689168080