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2104122141 = 321121253759
BaseRepresentation
bin111110101101010…
…0101101100011101
312102122021110221200
41331122211230131
513302123402031
6544442350113
7103066512612
oct17532455435
95378243850
102104122141
1198a7a4120
124a87bb339
13276c021b4
1415d640509
15c4acd8e6
hex7d6a5b1d

2104122141 has 12 divisors (see below), whose sum is σ = 3315586560. Its totient is φ = 1275225480.

The previous prime is 2104122121. The next prime is 2104122161. The reversal of 2104122141 is 1412214012.

2104122141 is a `hidden beast` number, since 210 + 412 + 2 + 1 + 41 = 666.

It is an interprime number because it is at equal distance from previous prime (2104122121) and next prime (2104122161).

It is not a de Polignac number, because 2104122141 - 223 = 2095733533 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2104122121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10626781 + ... + 10626978.

It is an arithmetic number, because the mean of its divisors is an integer number (276298880).

Almost surely, 22104122141 is an apocalyptic number.

It is an amenable number.

2104122141 is a deficient number, since it is larger than the sum of its proper divisors (1211464419).

2104122141 is a wasteful number, since it uses less digits than its factorization.

2104122141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21253776 (or 21253773 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

The square root of 2104122141 is about 45870.7111455665. The cubic root of 2104122141 is about 1281.4165106584.

Adding to 2104122141 its reverse (1412214012), we get a palindrome (3516336153).

The spelling of 2104122141 in words is "two billion, one hundred four million, one hundred twenty-two thousand, one hundred forty-one".

Divisors: 1 3 9 11 33 99 21253759 63761277 191283831 233791349 701374047 2104122141