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2030030231 = 17119413543
BaseRepresentation
bin111100011111111…
…1100110110010111
312020110212012221212
41320333330312113
513124141431411
6533234332035
7101206654325
oct17077746627
95213765855
102030030231
11951998839
12487a2a01b
13264760028
14153874d15
15bd34568b
hex78ffcd97

2030030231 has 4 divisors (see below), whose sum is σ = 2149443792. Its totient is φ = 1910616672.

The previous prime is 2030030227. The next prime is 2030030263. The reversal of 2030030231 is 1320300302.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1320300302 = 2660150151.

It is not a de Polignac number, because 2030030231 - 22 = 2030030227 is a prime.

It is a super-2 number, since 2×20300302312 = 8242045477547826722, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2030030201) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 59706755 + ... + 59706788.

It is an arithmetic number, because the mean of its divisors is an integer number (537360948).

Almost surely, 22030030231 is an apocalyptic number.

2030030231 is a deficient number, since it is larger than the sum of its proper divisors (119413561).

2030030231 is a wasteful number, since it uses less digits than its factorization.

2030030231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119413560.

The product of its (nonzero) digits is 108, while the sum is 14.

The square root of 2030030231 is about 45055.8567891012. The cubic root of 2030030231 is about 1266.1957023883.

Adding to 2030030231 its reverse (1320300302), we get a palindrome (3350330533).

The spelling of 2030030231 in words is "two billion, thirty million, thirty thousand, two hundred thirty-one".

Divisors: 1 17 119413543 2030030231