Search a number
-
+
70908083 is a prime number
BaseRepresentation
bin1000011100111…
…11100010110011
311221102111121022
410032133202303
5121123024313
611011450055
71520465051
oct416374263
9157374538
1070908083
1137031324
121b8b692b
13118c8c5c
1495bb1d1
156359c08
hex439f8b3

70908083 has 2 divisors, whose sum is σ = 70908084. Its totient is φ = 70908082.

The previous prime is 70908059. The next prime is 70908113. The reversal of 70908083 is 38080907.

It is a weak prime.

It is an emirp because it is prime and its reverse (38080907) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 70908083 - 226 = 3799219 is a prime.

It is not a weakly prime, because it can be changed into another prime (70908283) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35454041 + 35454042.

It is an arithmetic number, because the mean of its divisors is an integer number (35454042).

Almost surely, 270908083 is an apocalyptic number.

70908083 is a deficient number, since it is larger than the sum of its proper divisors (1).

70908083 is an equidigital number, since it uses as much as digits as its factorization.

70908083 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12096, while the sum is 35.

The square root of 70908083 is about 8420.6937362666. The cubic root of 70908083 is about 413.9030069091.

The spelling of 70908083 in words is "seventy million, nine hundred eight thousand, eighty-three".