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2103200412 = 223834494703
BaseRepresentation
bin111110101011100…
…0100101010011100
312102120112122120120
41331113010222130
513301404403122
6544410514540
7103055623425
oct17527045234
95376478516
102103200412
1198a224665
124a8435a50
1327696b7b1
1415d48064c
15c499a75c
hex7d5c4a9c

2103200412 has 48 divisors (see below), whose sum is σ = 4978713600. Its totient is φ = 690930688.

The previous prime is 2103200399. The next prime is 2103200461. The reversal of 2103200412 is 2140023012.

It is a junction number, because it is equal to n+sod(n) for n = 2103200391 and 2103200400.

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 15 ways as a sum of consecutive naturals, for example, 444853 + ... + 449555.

It is an arithmetic number, because the mean of its divisors is an integer number (103723200).

Almost surely, 22103200412 is an apocalyptic number.

It is an amenable number.

2103200412 is an abundant number, since it is smaller than the sum of its proper divisors (2875513188).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2103200412 is a wasteful number, since it uses less digits than its factorization.

2103200412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5242 (or 5240 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 2103200412 is about 45860.6630130878. The cubic root of 2103200412 is about 1281.2293714482.

Adding to 2103200412 its reverse (2140023012), we get a palindrome (4243223424).

The spelling of 2103200412 in words is "two billion, one hundred three million, two hundred thousand, four hundred twelve".

Divisors: 1 2 3 4 6 12 83 166 249 332 449 498 898 996 1347 1796 2694 4703 5388 9406 14109 18812 28218 37267 56436 74534 111801 149068 223602 390349 447204 780698 1171047 1561396 2111647 2342094 4223294 4684188 6334941 8446588 12669882 25339764 175266701 350533402 525800103 701066804 1051600206 2103200412