Search a number
-
+
220339801 = 11193103787
BaseRepresentation
bin11010010001000…
…01111001011001
3120100121102101101
431020201321121
5422401333201
633510351401
75313600043
oct1510417131
9510542341
10220339801
11103415610
126195b561
13368592a6
1421398a93
1514525d01
hexd221e59

220339801 has 8 divisors (see below), whose sum is σ = 241618464. Its totient is φ = 199269120.

The previous prime is 220339799. The next prime is 220339813. The reversal of 220339801 is 108933022.

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

It is a cyclic number.

It is not a de Polignac number, because 220339801 - 21 = 220339799 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 220339801.

It is not an unprimeable number, because it can be changed into a prime (220339841) by changing a digit.

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, 49771 + ... + 54016.

It is an arithmetic number, because the mean of its divisors is an integer number (30202308).

Almost surely, 2220339801 is an apocalyptic number.

It is an amenable number.

220339801 is a deficient number, since it is larger than the sum of its proper divisors (21278663).

220339801 is a wasteful number, since it uses less digits than its factorization.

220339801 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103991.

The product of its (nonzero) digits is 2592, while the sum is 28.

The square root of 220339801 is about 14843.8472438920. The cubic root of 220339801 is about 603.9917189997.

The spelling of 220339801 in words is "two hundred twenty million, three hundred thirty-nine thousand, eight hundred one".

Divisors: 1 11 193 2123 103787 1141657 20030891 220339801