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2204200031 = 114729314551
BaseRepresentation
bin1000001101100001…
…0110110001011111
312200121120222000012
42003120112301133
514003233400111
61002415353435
7105423251105
oct20330266137
95617528005
102204200031
11a31239120
1251622287b
13291872297
1416ca51c75
15cd79b48b
hex83616c5f

2204200031 has 16 divisors (see below), whose sum is σ = 2464293888. Its totient is φ = 1954356000.

The previous prime is 2204200003. The next prime is 2204200039. The reversal of 2204200031 is 1300024022.

2204200031 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 2204200031 - 222 = 2200005727 is a prime.

It is a super-2 number, since 2×22042000312 = 9716995553320801922, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2204199979 and 2204200015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2204200039) 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, 144206 + ... + 158756.

It is an arithmetic number, because the mean of its divisors is an integer number (154018368).

Almost surely, 22204200031 is an apocalyptic number.

2204200031 is a deficient number, since it is larger than the sum of its proper divisors (260093857).

2204200031 is a wasteful number, since it uses less digits than its factorization.

2204200031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14902.

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 2204200031 is about 46948.9087306617. The cubic root of 2204200031 is about 1301.4185759271.

Adding to 2204200031 its reverse (1300024022), we get a palindrome (3504224053).

The spelling of 2204200031 in words is "two billion, two hundred four million, two hundred thousand, thirty-one".

Divisors: 1 11 47 293 517 3223 13771 14551 151481 160061 683897 4263443 7522867 46897873 200381821 2204200031