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2102103301 = 15713389193
BaseRepresentation
bin111110101001011…
…1000110100000101
312102111110220121211
41331102320310011
513301114301201
6544331211421
7103043404024
oct17522706405
95374426554
102102103301
11989645361
124a7ba6b71
1327667630c
1415d2768bb
15c4830651
hex7d4b8d05

2102103301 has 4 divisors (see below), whose sum is σ = 2115492652. Its totient is φ = 2088713952.

The previous prime is 2102103293. The next prime is 2102103343. The reversal of 2102103301 is 1033012012.

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

It can be written as a sum of positive squares in 2 ways, for example, as 678550401 + 1423552900 = 26049^2 + 37730^2 .

It is a cyclic number.

It is not a de Polignac number, because 2102103301 - 23 = 2102103293 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 (2102103391) 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, 6694440 + ... + 6694753.

It is an arithmetic number, because the mean of its divisors is an integer number (528873163).

Almost surely, 22102103301 is an apocalyptic number.

It is an amenable number.

2102103301 is a deficient number, since it is larger than the sum of its proper divisors (13389351).

2102103301 is a wasteful number, since it uses less digits than its factorization.

2102103301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13389350.

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 2102103301 is about 45848.7001015296. The cubic root of 2102103301 is about 1281.0065530371.

Adding to 2102103301 its reverse (1033012012), we get a palindrome (3135115313).

The spelling of 2102103301 in words is "two billion, one hundred two million, one hundred three thousand, three hundred one".

Divisors: 1 157 13389193 2102103301