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2030000311 = 17313851993
BaseRepresentation
bin111100011111111…
…0101100010110111
312020110210200220201
41320333311202313
513124140002221
6533233541331
7101206501153
oct17077654267
95213720821
102030000311
11951978309
12487a14847
1326474c521
14153868063
15bd33b891
hex78ff58b7

2030000311 has 8 divisors (see below), whose sum is σ = 2218748544. Its totient is φ = 1848956160.

The previous prime is 2030000293. The next prime is 2030000321. The reversal of 2030000311 is 1130000302.

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 2030000311 - 225 = 1996445879 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2030000321) 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, 1925470 + ... + 1926523.

It is an arithmetic number, because the mean of its divisors is an integer number (277343568).

Almost surely, 22030000311 is an apocalyptic number.

2030000311 is a deficient number, since it is larger than the sum of its proper divisors (188748233).

2030000311 is a wasteful number, since it uses less digits than its factorization.

2030000311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3852041.

The product of its (nonzero) digits is 18, while the sum is 10.

The square root of 2030000311 is about 45055.5247555724. The cubic root of 2030000311 is about 1266.1894816663.

Adding to 2030000311 its reverse (1130000302), we get a palindrome (3160000613).

Subtracting from 2030000311 its reverse (1130000302), we obtain a palindrome (900000009).

The spelling of 2030000311 in words is "two billion, thirty million, three hundred eleven", and thus it is an aban number.

Divisors: 1 17 31 527 3851993 65483881 119411783 2030000311