Search a number
-
+
47052807 = 373214853
BaseRepresentation
bin1011001101111…
…1100000000111
310021112112022120
42303133200013
544021142212
64400301023
71110641124
oct263374007
9107475276
1047052807
112461851a
1213911773
139995ac9
14636b74b
1541e688c
hex2cdf807

47052807 has 8 divisors (see below), whose sum is σ = 63596784. Its totient is φ = 30938688.

The previous prime is 47052799. The next prime is 47052809. The reversal of 47052807 is 70825074.

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

It is not a de Polignac number, because 47052807 - 23 = 47052799 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47052809) 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, 107208 + ... + 107645.

It is an arithmetic number, because the mean of its divisors is an integer number (7949598).

Almost surely, 247052807 is an apocalyptic number.

47052807 is a deficient number, since it is larger than the sum of its proper divisors (16543977).

47052807 is a wasteful number, since it uses less digits than its factorization.

47052807 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 214929.

The product of its (nonzero) digits is 15680, while the sum is 33.

The square root of 47052807 is about 6859.5048655133. The cubic root of 47052807 is about 361.0177143621.

The spelling of 47052807 in words is "forty-seven million, fifty-two thousand, eight hundred seven".

Divisors: 1 3 73 219 214853 644559 15684269 47052807