Search a number
-
+
47380010191 = 172801995023
BaseRepresentation
bin101100001000000100…
…011001010011001111
311112021222211220021021
4230020010121103033
51234013240311231
633433250015011
73265056304333
oct541004312317
9145258756237
1047380010191
1119103864a18
129223577467
13461101b1b7
1424167a77c3
151374866811
hexb081194cf

47380010191 has 8 divisors (see below), whose sum is σ = 50185030464. Its totient is φ = 44576985600.

The previous prime is 47380010179. The next prime is 47380010207. The reversal of 47380010191 is 19101008374.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-47380010191 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47380010101) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 449895 + ... + 545128.

It is an arithmetic number, because the mean of its divisors is an integer number (6273128808).

Almost surely, 247380010191 is an apocalyptic number.

47380010191 is a deficient number, since it is larger than the sum of its proper divisors (2805020273).

47380010191 is a wasteful number, since it uses less digits than its factorization.

47380010191 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 997841.

The product of its (nonzero) digits is 6048, while the sum is 34.

The spelling of 47380010191 in words is "forty-seven billion, three hundred eighty million, ten thousand, one hundred ninety-one".

Divisors: 1 17 2801 47617 995023 16915391 2787059423 47380010191