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200300313121 = 2910616509809
BaseRepresentation
bin1011101010001011010…
…1000011101000100001
3201011000021101011122121
42322202311003220201
511240203340004441
6232003334504241
720320425366316
oct2724265035041
9634007334577
10200300313121
1177a46339967
12329a0205081
1315b715c964c
1499a1d36d0d
1553249e5dd1
hex2ea2d43a21

200300313121 has 8 divisors (see below), whose sum is σ = 207402546600. Its totient is φ = 193211101440.

The previous prime is 200300313119. The next prime is 200300313127. The reversal of 200300313121 is 121313003002.

It can be written as a sum of positive squares in 4 ways, for example, as 91590969600 + 108709343521 = 302640^2 + 329711^2 .

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 200300313121 - 21 = 200300313119 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 200300313095 and 200300313104.

It is not an unprimeable number, because it can be changed into a prime (200300313127) 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 7 ways as a sum of consecutive naturals, for example, 3224136 + ... + 3285673.

It is an arithmetic number, because the mean of its divisors is an integer number (25925318325).

Almost surely, 2200300313121 is an apocalyptic number.

It is an amenable number.

200300313121 is a deficient number, since it is larger than the sum of its proper divisors (7102233479).

200300313121 is a wasteful number, since it uses less digits than its factorization.

200300313121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6510899.

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 200300313121 its reverse (121313003002), we get a palindrome (321613316123).

The spelling of 200300313121 in words is "two hundred billion, three hundred million, three hundred thirteen thousand, one hundred twenty-one".

Divisors: 1 29 1061 30769 6509809 188784461 6906907349 200300313121