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4104110621 = 13315700817
BaseRepresentation
bin1111010010011111…
…1100001000011101
3101121000121102101002
43310213330020131
531401123014441
61515125200045
7203463236042
oct36447741035
911530542332
104104110621
111816733066
12966560025
13505374230
142ad0d51c9
1519048cb9b
hexf49fc21d

4104110621 has 4 divisors (see below), whose sum is σ = 4419811452. Its totient is φ = 3788409792.

The previous prime is 4104110609. The next prime is 4104110627. The reversal of 4104110621 is 1260114014.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1260114014 = 2630057007.

It can be written as a sum of positive squares in 2 ways, for example, as 1748076100 + 2356034521 = 41810^2 + 48539^2 .

It is a cyclic number.

It is not a de Polignac number, because 4104110621 - 218 = 4103848477 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 4104110593 and 4104110602.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4104110627) 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, 157850396 + ... + 157850421.

It is an arithmetic number, because the mean of its divisors is an integer number (1104952863).

Almost surely, 24104110621 is an apocalyptic number.

It is an amenable number.

4104110621 is a deficient number, since it is larger than the sum of its proper divisors (315700831).

4104110621 is a wasteful number, since it uses less digits than its factorization.

4104110621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 315700830.

The product of its (nonzero) digits is 192, while the sum is 20.

The square root of 4104110621 is about 64063.3328901955. The cubic root of 4104110621 is about 1601.0553741555.

Adding to 4104110621 its reverse (1260114014), we get a palindrome (5364224635).

The spelling of 4104110621 in words is "four billion, one hundred four million, one hundred ten thousand, six hundred twenty-one".

Divisors: 1 13 315700817 4104110621