Search a number
-
+
4701985 = 54871931
BaseRepresentation
bin10001111011111100100001
322211212220121
4101323330201
52200430420
6244440241
754652261
oct21737441
98755817
104701985
112721742
1216a9081
13c88252
148a57a1
1562d2aa
hex47bf21

4701985 has 8 divisors (see below), whose sum is σ = 5656896. Its totient is φ = 3751920.

The previous prime is 4701971. The next prime is 4702037. The reversal of 4701985 is 5891074.

It is a happy number.

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

It is a de Polignac number, because none of the positive numbers 2k-4701985 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4701985.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1470 + ... + 3400.

It is an arithmetic number, because the mean of its divisors is an integer number (707112).

Almost surely, 24701985 is an apocalyptic number.

It is an amenable number.

4701985 is a deficient number, since it is larger than the sum of its proper divisors (954911).

4701985 is a wasteful number, since it uses less digits than its factorization.

4701985 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2423.

The product of its (nonzero) digits is 10080, while the sum is 34.

The square root of 4701985 is about 2168.4060966526. The cubic root of 4701985 is about 167.5304466819.

The spelling of 4701985 in words is "four million, seven hundred one thousand, nine hundred eighty-five".

Divisors: 1 5 487 1931 2435 9655 940397 4701985