Search a number
-
+
47707041792 = 2123173153139
BaseRepresentation
bin101100011011100011…
…111011000000000000
311120010210012211021210
4230123203323000000
51240201000314132
633525531250120
73306140110254
oct543343730000
9146123184253
1047707041792
1119261421673
1292b4ba9940
1346639c1b17
142447db6264
151393414bcc
hexb1b8fb000

47707041792 has 416 divisors, whose sum is σ = 142672803840. Its totient is φ = 14108590080.

The previous prime is 47707041791. The next prime is 47707041869. The reversal of 47707041792 is 29714070774.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is not an unprimeable number, because it can be changed into a prime (47707041791) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 343216059 + ... + 343216197.

Almost surely, 247707041792 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 47707041792, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (71336401920).

47707041792 is an abundant number, since it is smaller than the sum of its proper divisors (94965762048).

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

47707041792 is a wasteful number, since it uses less digits than its factorization.

47707041792 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 267 (or 245 counting only the distinct ones).

The product of its (nonzero) digits is 691488, while the sum is 48.

The spelling of 47707041792 in words is "forty-seven billion, seven hundred seven million, forty-one thousand, seven hundred ninety-two".