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2103701393 = 2122199133
BaseRepresentation
bin111110101100011…
…1110111110010001
312102121111002210102
41331120332332101
513302021421033
6544425342145
7103063111133
oct17530767621
95377432712
102103701393
1198a536aa2
124a8637955
13276ab5831
1415d571053
15c4a48de8
hex7d63ef91

2103701393 has 4 divisors (see below), whose sum is σ = 2103821748. Its totient is φ = 2103581040.

The previous prime is 2103701381. The next prime is 2103701407. The reversal of 2103701393 is 3931073012.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 1529044609 + 574656784 = 39103^2 + 23972^2 .

It is a cyclic number.

It is not a de Polignac number, because 2103701393 - 210 = 2103700369 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2103701333) 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, 28346 + ... + 70787.

It is an arithmetic number, because the mean of its divisors is an integer number (525955437).

Almost surely, 22103701393 is an apocalyptic number.

It is an amenable number.

2103701393 is a deficient number, since it is larger than the sum of its proper divisors (120355).

2103701393 is an equidigital number, since it uses as much as digits as its factorization.

2103701393 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120354.

The product of its (nonzero) digits is 3402, while the sum is 29.

The square root of 2103701393 is about 45866.1246782416. The cubic root of 2103701393 is about 1281.3310927123.

The spelling of 2103701393 in words is "two billion, one hundred three million, seven hundred one thousand, three hundred ninety-three".

Divisors: 1 21221 99133 2103701393