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5206204237 = 13400477249
BaseRepresentation
bin1001101100101000…
…00101111101001101
3111102211101120121011
410312110011331031
541130242013422
62220335005221
7243005002003
oct46624057515
914384346534
105206204237
112231848333
121013669811
1364c7a8b30
1437561aa73
152070d9077
hex136505f4d

5206204237 has 4 divisors (see below), whose sum is σ = 5606681500. Its totient is φ = 4805726976.

The previous prime is 5206204229. The next prime is 5206204259. The reversal of 5206204237 is 7324026025.

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 2402078121 + 2804126116 = 49011^2 + 52954^2 .

It is a cyclic number.

It is not a de Polignac number, because 5206204237 - 23 = 5206204229 is a prime.

It is a super-3 number, since 3×52062042373 (a number of 30 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5206204199 and 5206204208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5206204037) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 200238612 + ... + 200238637.

It is an arithmetic number, because the mean of its divisors is an integer number (1401670375).

Almost surely, 25206204237 is an apocalyptic number.

It is an amenable number.

5206204237 is a deficient number, since it is larger than the sum of its proper divisors (400477263).

5206204237 is a wasteful number, since it uses less digits than its factorization.

5206204237 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 400477262.

The product of its (nonzero) digits is 20160, while the sum is 31.

The square root of 5206204237 is about 72154.0313288177. The cubic root of 5206204237 is about 1733.1669564130.

The spelling of 5206204237 in words is "five billion, two hundred six million, two hundred four thousand, two hundred thirty-seven".

Divisors: 1 13 400477249 5206204237