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2103200030 = 251447145349
BaseRepresentation
bin111110101011100…
…0100100100011110
312102120112122001102
41331113010210132
513301404400110
6544410513102
7103055622341
oct17527044436
95376478042
102103200030
1198a224348
124a8435792
1327696b579
1415d480458
15c499a5a5
hex7d5c491e

2103200030 has 16 divisors (see below), whose sum is σ = 3788402400. Its totient is φ = 840692832.

The previous prime is 2103200023. The next prime is 2103200051. The reversal of 2103200030 is 300023012.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2103199984 and 2103200020.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 58205 + ... + 87144.

It is an arithmetic number, because the mean of its divisors is an integer number (236775150).

Almost surely, 22103200030 is an apocalyptic number.

2103200030 is a deficient number, since it is larger than the sum of its proper divisors (1685202370).

2103200030 is a wasteful number, since it uses less digits than its factorization.

2103200030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146803.

The product of its (nonzero) digits is 36, while the sum is 11.

The square root of 2103200030 is about 45860.6588482983. The cubic root of 2103200030 is about 1281.2292938791.

Adding to 2103200030 its reverse (300023012), we get a palindrome (2403223042).

The spelling of 2103200030 in words is "two billion, one hundred three million, two hundred thousand, thirty".

Divisors: 1 2 5 10 1447 2894 7235 14470 145349 290698 726745 1453490 210320003 420640006 1051600015 2103200030