Search a number
-
+
47101608957 = 3131207733563
BaseRepresentation
bin101011110111011110…
…011000001111111101
311111120120222122120110
4223313132120033331
51232431002441312
633345502540233
73255136033044
oct536736301775
9144516878513
1047101608957
1118a806a2a57
129166297679
134598443440
1423cb81755b
15135a1c243c
hexaf77983fd

47101608957 has 8 divisors (see below), whose sum is σ = 67633079584. Its totient is φ = 28985605488.

The previous prime is 47101608923. The next prime is 47101609039. The reversal of 47101608957 is 75980610174.

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

It is not a de Polignac number, because 47101608957 - 218 = 47101346813 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 (47101608557) 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, 603866743 + ... + 603866820.

It is an arithmetic number, because the mean of its divisors is an integer number (8454134948).

Almost surely, 247101608957 is an apocalyptic number.

It is an amenable number.

47101608957 is a deficient number, since it is larger than the sum of its proper divisors (20531470627).

47101608957 is a wasteful number, since it uses less digits than its factorization.

47101608957 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1207733579.

The product of its (nonzero) digits is 423360, while the sum is 48.

The spelling of 47101608957 in words is "forty-seven billion, one hundred one million, six hundred eight thousand, nine hundred fifty-seven".

Divisors: 1 3 13 39 1207733563 3623200689 15700536319 47101608957