Search a number
-
+
47400294663680 = 295721961794127
BaseRepresentation
bin10101100011100001111011…
…01110011100011000000000
320012211102110000220211021012
422301300331232130120000
522203101300413214210
6244451221133420052
712661362326600600
oct1261607556343000
9205742400824235
1047400294663680
1114115396683a12
1253965b293a628
13205aaa05b131a
14b9c287a98c00
15572eccb1c305
hex2b1c3db9c600

47400294663680 has 960 divisors, whose sum is σ = 143269287321600. Its totient is φ = 14948472913920.

The previous prime is 47400294663611. The next prime is 47400294663773. The reversal of 47400294663680 is 8636649200474.

It is a super-2 number, since 2×474002946636802 (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 11485409777 + ... + 11485413903.

It is an arithmetic number, because the mean of its divisors is an integer number (149238840960).

Almost surely, 247400294663680 is an apocalyptic number.

47400294663680 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 47400294663680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (71634643660800).

47400294663680 is an abundant number, since it is smaller than the sum of its proper divisors (95868992657920).

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

47400294663680 is a wasteful number, since it uses less digits than its factorization.

47400294663680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4323 (or 4300 counting only the distinct ones).

The product of its (nonzero) digits is 41803776, while the sum is 59.

The spelling of 47400294663680 in words is "forty-seven trillion, four hundred billion, two hundred ninety-four million, six hundred sixty-three thousand, six hundred eighty".