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2202972941 = 13169459457
BaseRepresentation
bin1000001101001110…
…1011001100001101
312200112021121202102
42003103223030031
514002430113231
61002333204445
7105406650431
oct20323531415
95615247672
102202972941
11a305801a4
12515930725
132915328b0
1416c8129c1
15cd607acb
hex834eb30d

2202972941 has 4 divisors (see below), whose sum is σ = 2372432412. Its totient is φ = 2033513472.

The previous prime is 2202972923. The next prime is 2202972977. The reversal of 2202972941 is 1492792022.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 503060041 + 1699912900 = 22429^2 + 41230^2 .

It is a cyclic number.

It is not a de Polignac number, because 2202972941 - 210 = 2202971917 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2202972895 and 2202972904.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2202972911) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 84729716 + ... + 84729741.

It is an arithmetic number, because the mean of its divisors is an integer number (593108103).

Almost surely, 22202972941 is an apocalyptic number.

It is an amenable number.

2202972941 is a deficient number, since it is larger than the sum of its proper divisors (169459471).

2202972941 is a wasteful number, since it uses less digits than its factorization.

2202972941 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169459470.

The product of its (nonzero) digits is 36288, while the sum is 38.

The square root of 2202972941 is about 46935.8385564805. The cubic root of 2202972941 is about 1301.1770288602.

The spelling of 2202972941 in words is "two billion, two hundred two million, nine hundred seventy-two thousand, nine hundred forty-one".

Divisors: 1 13 169459457 2202972941