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2030011001 = 14531397117
BaseRepresentation
bin111100011111111…
…1000001001111001
312020110211020120122
41320333320021321
513124140323001
6533234103025
7101206544264
oct17077701171
95213736518
102030011001
11951985347
12487a1aa75
13264754355
1415386bcdb
15bd33eb1b
hex78ff8279

2030011001 has 4 divisors (see below), whose sum is σ = 2031409572. Its totient is φ = 2028612432.

The previous prime is 2030010989. The next prime is 2030011007. The reversal of 2030011001 is 1001100302.

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 1216335376 + 813675625 = 34876^2 + 28525^2 .

It is a cyclic number.

It is not a de Polignac number, because 2030011001 - 210 = 2030009977 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2030011001.

It is not an unprimeable number, because it can be changed into a prime (2030011007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 697106 + ... + 700011.

It is an arithmetic number, because the mean of its divisors is an integer number (507852393).

Almost surely, 22030011001 is an apocalyptic number.

It is an amenable number.

2030011001 is a deficient number, since it is larger than the sum of its proper divisors (1398571).

2030011001 is a wasteful number, since it uses less digits than its factorization.

2030011001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1398570.

The product of its (nonzero) digits is 6, while the sum is 8.

The square root of 2030011001 is about 45055.6433868167. The cubic root of 2030011001 is about 1266.1917042508.

Adding to 2030011001 its reverse (1001100302), we get a palindrome (3031111303).

The spelling of 2030011001 in words is "two billion, thirty million, eleven thousand, one".

Divisors: 1 1453 1397117 2030011001