Search a number
-
+
30096793 = 227313241
BaseRepresentation
bin111001011001…
…1110110011001
32002122002001001
41302303312121
530201044133
62553025001
7513550516
oct162636631
962562031
1030096793
1115a97191
12a0b5161
13630a06c
143dd630d
15299787d
hex1cb3d99

30096793 has 4 divisors (see below), whose sum is σ = 30112308. Its totient is φ = 30081280.

The previous prime is 30096763. The next prime is 30096821. The reversal of 30096793 is 39769003.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 39769003 = 47846149.

It can be written as a sum of positive squares in 2 ways, for example, as 28869129 + 1227664 = 5373^2 + 1108^2 .

It is a cyclic number.

It is not a de Polignac number, because 30096793 - 217 = 29965721 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (30096733) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4348 + ... + 8893.

It is an arithmetic number, because the mean of its divisors is an integer number (7528077).

Almost surely, 230096793 is an apocalyptic number.

It is an amenable number.

30096793 is a deficient number, since it is larger than the sum of its proper divisors (15515).

30096793 is a wasteful number, since it uses less digits than its factorization.

30096793 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15514.

The product of its (nonzero) digits is 30618, while the sum is 37.

The square root of 30096793 is about 5486.0544109588. The cubic root of 30096793 is about 311.0570677905.

The spelling of 30096793 in words is "thirty million, ninety-six thousand, seven hundred ninety-three".

Divisors: 1 2273 13241 30096793