Search a number
-
+
2204441 = 17314789
BaseRepresentation
bin1000011010001100011001
311010222220222
420122030121
51031020231
6115125425
724510641
oct10321431
94128828
102204441
111276258
128a3875
135c2505
14415521
152d827b
hex21a319

2204441 has 16 divisors (see below), whose sum is σ = 2488320. Its totient is φ = 1943040.

The previous prime is 2204431. The next prime is 2204443. The reversal of 2204441 is 1444022.

2204441 = 83 + 93 + ... + 543.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-2204441 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2204443) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24725 + ... + 24813.

It is an arithmetic number, because the mean of its divisors is an integer number (155520).

22204441 is an apocalyptic number.

It is an amenable number.

2204441 is a deficient number, since it is larger than the sum of its proper divisors (283879).

2204441 is a wasteful number, since it uses less digits than its factorization.

2204441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 184.

The product of its (nonzero) digits is 256, while the sum is 17.

The square root of 2204441 is about 1484.7360034700. The cubic root of 2204441 is about 130.1465999044.

Adding to 2204441 its reverse (1444022), we get a palindrome (3648463).

The spelling of 2204441 in words is "two million, two hundred four thousand, four hundred forty-one".

Divisors: 1 17 31 47 89 527 799 1457 1513 2759 4183 24769 46903 71111 129673 2204441