Search a number
-
+
30096469 = 132315113
BaseRepresentation
bin111001011001…
…1110001010101
32002122001121001
41302303301111
530201041334
62553023301
7513546544
oct162636125
962561531
1030096469
1115a96a17
12a0b4b31
136309b80
143dd615b
152997714
hex1cb3c55

30096469 has 4 divisors (see below), whose sum is σ = 32411596. Its totient is φ = 27781344.

The previous prime is 30096463. The next prime is 30096491. The reversal of 30096469 is 96469003.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 96469003 = 101395231.

It can be written as a sum of positive squares in 2 ways, for example, as 10400625 + 19695844 = 3225^2 + 4438^2 .

It is a cyclic number.

It is not a de Polignac number, because 30096469 - 29 = 30095957 is a prime.

It is a super-2 number, since 2×300964692 = 1811594892535922, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30096463) 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, 1157544 + ... + 1157569.

It is an arithmetic number, because the mean of its divisors is an integer number (8102899).

Almost surely, 230096469 is an apocalyptic number.

It is an amenable number.

30096469 is a deficient number, since it is larger than the sum of its proper divisors (2315127).

30096469 is a wasteful number, since it uses less digits than its factorization.

30096469 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2315126.

The product of its (nonzero) digits is 34992, while the sum is 37.

The square root of 30096469 is about 5486.0248814602. The cubic root of 30096469 is about 311.0559515824.

It can be divided in two parts, 300 and 96469, that added together give a palindrome (96769).

The spelling of 30096469 in words is "thirty million, ninety-six thousand, four hundred sixty-nine".

Divisors: 1 13 2315113 30096469