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2240102105 = 51993224797
BaseRepresentation
bin1000010110000101…
…0011111011011001
312210010010222101122
42011201103323121
514041431231410
61010141055025
7106340360633
oct20541237331
95703128348
102240102105
11a4a52a95a
12526257475
13299132807
14173719a53
15d19dde55
hex85853ed9

2240102105 has 8 divisors (see below), whose sum is σ = 2689483272. Its totient is φ = 1791174528.

The previous prime is 2240102093. The next prime is 2240102107. The reversal of 2240102105 is 5012010422.

2240102105 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 1179166921 + 1060935184 = 34339^2 + 32572^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 2240102105 - 26 = 2240102041 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2240102107) 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, 102434 + ... + 122363.

It is an arithmetic number, because the mean of its divisors is an integer number (336185409).

Almost surely, 22240102105 is an apocalyptic number.

It is an amenable number.

2240102105 is a deficient number, since it is larger than the sum of its proper divisors (449381167).

2240102105 is a wasteful number, since it uses less digits than its factorization.

2240102105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 226795.

The product of its (nonzero) digits is 160, while the sum is 17.

The square root of 2240102105 is about 47329.7169334447. The cubic root of 2240102105 is about 1308.4464042630.

Adding to 2240102105 its reverse (5012010422), we get a palindrome (7252112527).

The spelling of 2240102105 in words is "two billion, two hundred forty million, one hundred two thousand, one hundred five".

Divisors: 1 5 1993 9965 224797 1123985 448020421 2240102105