Search a number
-
+
610105109 is a prime number
BaseRepresentation
bin100100010111010…
…111011100010101
31120112000112212112
4210113113130111
52222141330414
6140312400405
721055544045
oct4427273425
91515015775
10610105109
1129342aaa9
121503a6105
1399526253
145b057725
1538866d3e
hex245d7715

610105109 has 2 divisors, whose sum is σ = 610105110. Its totient is φ = 610105108.

The previous prime is 610105049. The next prime is 610105117. The reversal of 610105109 is 901501016.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 604078084 + 6027025 = 24578^2 + 2455^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-610105109 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (610105189) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 305052554 + 305052555.

It is an arithmetic number, because the mean of its divisors is an integer number (305052555).

Almost surely, 2610105109 is an apocalyptic number.

It is an amenable number.

610105109 is a deficient number, since it is larger than the sum of its proper divisors (1).

610105109 is an equidigital number, since it uses as much as digits as its factorization.

610105109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 270, while the sum is 23.

The square root of 610105109 is about 24700.3058483088. The cubic root of 610105109 is about 848.1413176174.

The spelling of 610105109 in words is "six hundred ten million, one hundred five thousand, one hundred nine".