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3030131201 = 8213690781
BaseRepresentation
bin1011010010011100…
…0010001000000001
321211011201121120112
42310213002020001
522201203144301
61220402121105
7135042455516
oct26447021001
97734647515
103030131201
111315480469
12706950195
13393a04156
1420a60b30d
1512b0469bb
hexb49c2201

3030131201 has 4 divisors (see below), whose sum is σ = 3033822804. Its totient is φ = 3026439600.

The previous prime is 3030131197. The next prime is 3030131261. The reversal of 3030131201 is 1021310303.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1021310303 = 1378562331.

It can be written as a sum of positive squares in 2 ways, for example, as 338596801 + 2691534400 = 18401^2 + 51880^2 .

It is a cyclic number.

It is not a de Polignac number, because 3030131201 - 22 = 3030131197 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3030131261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1844570 + ... + 1846211.

It is an arithmetic number, because the mean of its divisors is an integer number (758455701).

Almost surely, 23030131201 is an apocalyptic number.

It is an amenable number.

3030131201 is a deficient number, since it is larger than the sum of its proper divisors (3691603).

3030131201 is an equidigital number, since it uses as much as digits as its factorization.

3030131201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3691602.

The product of its (nonzero) digits is 54, while the sum is 14.

The square root of 3030131201 is about 55046.6275170423. The cubic root of 3030131201 is about 1447.0620179624.

Adding to 3030131201 its reverse (1021310303), we get a palindrome (4051441504).

The spelling of 3030131201 in words is "three billion, thirty million, one hundred thirty-one thousand, two hundred one".

Divisors: 1 821 3690781 3030131201