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13628093 is a prime number
BaseRepresentation
bin110011111111…
…001010111101
3221122101020012
4303333022331
511442044333
61204033005
7223560023
oct63771275
927571205
1013628093
117768a96
124692765
132a9207b
141b4a713
1512e2e48
hexcff2bd

13628093 has 2 divisors, whose sum is σ = 13628094. Its totient is φ = 13628092.

The previous prime is 13628081. The next prime is 13628107. The reversal of 13628093 is 39082631.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7166329 + 6461764 = 2677^2 + 2542^2 .

It is a cyclic number.

It is not a de Polignac number, because 13628093 - 210 = 13627069 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13628023) 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, 6814046 + 6814047.

It is an arithmetic number, because the mean of its divisors is an integer number (6814047).

Almost surely, 213628093 is an apocalyptic number.

It is an amenable number.

13628093 is a deficient number, since it is larger than the sum of its proper divisors (1).

13628093 is an equidigital number, since it uses as much as digits as its factorization.

13628093 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7776, while the sum is 32.

The square root of 13628093 is about 3691.6247100701. The cubic root of 13628093 is about 238.8608808540.

The spelling of 13628093 in words is "thirteen million, six hundred twenty-eight thousand, ninety-three".