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BaseRepresentation
bin111100100000000…
…1110101001000111
312020110222220221010
41321000032221013
513124201244421
6533240053303
7101210406651
oct17100165107
95213886833
102030103111
11951a38573
12487a64233
1326478725a
141538936d1
15bd35c076
hex7900ea47

2030103111 has 4 divisors (see below), whose sum is σ = 2706804152. Its totient is φ = 1353402072.

The previous prime is 2030103067. The next prime is 2030103113. The reversal of 2030103111 is 1113010302.

Adding to 2030103111 its reverse (1113010302), we get a palindrome (3143113413).

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

It is a de Polignac number, because none of the positive numbers 2k-2030103111 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 (2030103113) 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, 338350516 + ... + 338350521.

It is an arithmetic number, because the mean of its divisors is an integer number (676701038).

Almost surely, 22030103111 is an apocalyptic number.

2030103111 is a deficient number, since it is larger than the sum of its proper divisors (676701041).

2030103111 is an equidigital number, since it uses as much as digits as its factorization.

2030103111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 676701040.

The product of its (nonzero) digits is 18, while the sum is 12.

The square root of 2030103111 is about 45056.6655557199. The cubic root of 2030103111 is about 1266.2108547470.

The spelling of 2030103111 in words is "two billion, thirty million, one hundred three thousand, one hundred eleven".

Divisors: 1 3 676701037 2030103111