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2103413 = 13374373
BaseRepresentation
bin1000000001100001110101
310221212100012
420001201311
51014302123
6113030005
723610254
oct10014165
93855305
102103413
111207364
12855305
13588530
143ca79b
152b8378
hex201875

2103413 has 8 divisors (see below), whose sum is σ = 2326968. Its totient is φ = 1888704.

The previous prime is 2103407. The next prime is 2103449. The reversal of 2103413 is 3143012.

It can be written as a sum of positive squares in 4 ways, for example, as 418609 + 1684804 = 647^2 + 1298^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-2103413 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 (2103403) 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, 1706 + ... + 2667.

It is an arithmetic number, because the mean of its divisors is an integer number (290871).

22103413 is an apocalyptic number.

It is an amenable number.

2103413 is a deficient number, since it is larger than the sum of its proper divisors (223555).

2103413 is a wasteful number, since it uses less digits than its factorization.

2103413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4423.

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 2103413 is about 1450.3147934156. The cubic root of 2103413 is about 128.1272538172.

Adding to 2103413 its reverse (3143012), we get a palindrome (5246425).

The spelling of 2103413 in words is "two million, one hundred three thousand, four hundred thirteen".

Divisors: 1 13 37 481 4373 56849 161801 2103413