Search a number
-
+
47873680052880 = 2435111733114512221
BaseRepresentation
bin10101110001010011101011…
…01100011001001010010000
320021111200100002001020001210
422320221311230121022100
522233330244043143010
6245452510501300120
713040521264163613
oct1270516554311220
9207450302036053
1047873680052880
11142881283643a0
1254522a6704640
132093612845686
14bb715431a17a
15580486e44b20
hex2b8a75b19290

47873680052880 has 640 divisors, whose sum is σ = 172137480210432. Its totient is φ = 10877644800000.

The previous prime is 47873680052873. The next prime is 47873680052899. The reversal of 47873680052880 is 8825008637874.

It is a Harshad number since it is a multiple of its sum of digits (66).

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 21555010170 + ... + 21555012390.

Almost surely, 247873680052880 is an apocalyptic number.

47873680052880 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 47873680052880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (86068740105216).

47873680052880 is an abundant number, since it is smaller than the sum of its proper divisors (124263800157552).

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

47873680052880 is a wasteful number, since it uses less digits than its factorization.

47873680052880 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4047 (or 4041 counting only the distinct ones).

The product of its (nonzero) digits is 144506880, while the sum is 66.

The spelling of 47873680052880 in words is "forty-seven trillion, eight hundred seventy-three billion, six hundred eighty million, fifty-two thousand, eight hundred eighty".