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2104006537 is a prime number
BaseRepresentation
bin111110101101000…
…1001011110001001
312102122001121101001
41331122021132021
513302111202122
6544440055001
7103065521563
oct17532113611
95378047331
102104006537
1198a725286
124a8764461
13276b916a9
1415d610333
15c4aa9527
hex7d689789

2104006537 has 2 divisors, whose sum is σ = 2104006538. Its totient is φ = 2104006536.

The previous prime is 2104006523. The next prime is 2104006573. The reversal of 2104006537 is 7356004012.

Together with next prime (2104006573) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2073800521 + 30206016 = 45539^2 + 5496^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-2104006537 is a prime.

It is not a weakly prime, because it can be changed into another prime (2104006507) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1052003268 + 1052003269.

It is an arithmetic number, because the mean of its divisors is an integer number (1052003269).

Almost surely, 22104006537 is an apocalyptic number.

It is an amenable number.

2104006537 is a deficient number, since it is larger than the sum of its proper divisors (1).

2104006537 is an equidigital number, since it uses as much as digits as its factorization.

2104006537 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5040, while the sum is 28.

The square root of 2104006537 is about 45869.4510213497. The cubic root of 2104006537 is about 1281.3930425044.

The spelling of 2104006537 in words is "two billion, one hundred four million, six thousand, five hundred thirty-seven".