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2301030031 = 5939000509
BaseRepresentation
bin1000100100100110…
…1110111010001111
312221100210102210111
42021021232322033
514203030430111
61020155020451
7111010301236
oct21111567217
95840712714
102301030031
11a80964a13
1254273a727
132a8945c41
1417b859b1d
15d7026a21
hex8926ee8f

2301030031 has 4 divisors (see below), whose sum is σ = 2340030600. Its totient is φ = 2262029464.

The previous prime is 2301030001. The next prime is 2301030049. The reversal of 2301030031 is 1300301032.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2301030031 - 221 = 2298932879 is a prime.

It is a super-2 number, since 2×23010300312 = 10589478407127721922, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2301029993 and 2301030020.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2301030001) 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 3 ways as a sum of consecutive naturals, for example, 19500196 + ... + 19500313.

It is an arithmetic number, because the mean of its divisors is an integer number (585007650).

Almost surely, 22301030031 is an apocalyptic number.

2301030031 is a deficient number, since it is larger than the sum of its proper divisors (39000569).

2301030031 is an equidigital number, since it uses as much as digits as its factorization.

2301030031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39000568.

The product of its (nonzero) digits is 54, while the sum is 13.

The square root of 2301030031 is about 47969.0528466010. The cubic root of 2301030031 is about 1320.2031427101.

Adding to 2301030031 its reverse (1300301032), we get a palindrome (3601331063).

The spelling of 2301030031 in words is "two billion, three hundred one million, thirty thousand, thirty-one".

Divisors: 1 59 39000509 2301030031