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2030030023 = 7398972701
BaseRepresentation
bin111100011111111…
…1100110011000111
312020110212012200011
41320333330303013
513124141430043
6533234331051
7101206653610
oct17077746307
95213765604
102030030023
1195199866a
12487a29a87
1326475cbc8
14153874c07
15bd34559d
hex78ffccc7

2030030023 has 8 divisors (see below), whose sum is σ = 2320647840. Its totient is φ = 1739565600.

The previous prime is 2030030021. The next prime is 2030030029. The reversal of 2030030023 is 3200300302.

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 2030030023 - 21 = 2030030021 is a prime.

It is a zygodrome in base 2.

It is a junction number, because it is equal to n+sod(n) for n = 2030029985 and 2030030012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2030030021) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8428 + ... + 64273.

It is an arithmetic number, because the mean of its divisors is an integer number (290080980).

Almost surely, 22030030023 is an apocalyptic number.

2030030023 is a deficient number, since it is larger than the sum of its proper divisors (290617817).

2030030023 is an equidigital number, since it uses as much as digits as its factorization.

2030030023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76697.

The product of its (nonzero) digits is 108, while the sum is 13.

The square root of 2030030023 is about 45055.8544808552. The cubic root of 2030030023 is about 1266.1956591429.

Adding to 2030030023 its reverse (3200300302), we get a palindrome (5230330325).

The spelling of 2030030023 in words is "two billion, thirty million, thirty thousand, twenty-three".

Divisors: 1 7 3989 27923 72701 508907 290004289 2030030023