Search a number
-
+
30344401 = 1091671667
BaseRepresentation
bin111001111000…
…0010011010001
32010002122200201
41303300103101
530232010101
63002215201
7515631433
oct163602321
963078621
1030344401
111614621a
12a1b4501
136395989
14405c653
1529e5e01
hex1cf04d1

30344401 has 8 divisors (see below), whose sum is σ = 30824640. Its totient is φ = 29868048.

The previous prime is 30344341. The next prime is 30344407. The reversal of 30344401 is 10444303.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 30344401 - 211 = 30342353 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (30344407) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17370 + ... + 19036.

It is an arithmetic number, because the mean of its divisors is an integer number (3853080).

Almost surely, 230344401 is an apocalyptic number.

It is an amenable number.

30344401 is a deficient number, since it is larger than the sum of its proper divisors (480239).

30344401 is a wasteful number, since it uses less digits than its factorization.

30344401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1943.

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 30344401 is about 5508.5752241392. The cubic root of 30344401 is about 311.9077670883.

Adding to 30344401 its reverse (10444303), we get a palindrome (40788704).

The spelling of 30344401 in words is "thirty million, three hundred forty-four thousand, four hundred one".

Divisors: 1 109 167 1667 18203 181703 278389 30344401