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30444341 = 231578431
BaseRepresentation
bin111010000100…
…0101100110101
32010021201210012
41310020230311
530243204331
63004310005
7516526004
oct164105465
963251705
1030444341
1116204314
12a242305
1363cc305
144086c3b
152a1582b
hex1d08b35

30444341 has 8 divisors (see below), whose sum is σ = 31974144. Its totient is φ = 28931760.

The previous prime is 30444311. The next prime is 30444343. The reversal of 30444341 is 14344403.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-30444341 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30444343) 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, 605 + ... + 7826.

It is an arithmetic number, because the mean of its divisors is an integer number (3996768).

Almost surely, 230444341 is an apocalyptic number.

It is an amenable number.

30444341 is a deficient number, since it is larger than the sum of its proper divisors (1529803).

30444341 is a wasteful number, since it uses less digits than its factorization.

30444341 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8611.

The product of its (nonzero) digits is 2304, while the sum is 23.

The square root of 30444341 is about 5517.6390784465. The cubic root of 30444341 is about 312.2498170406.

Adding to 30444341 its reverse (14344403), we get a palindrome (44788744).

The spelling of 30444341 in words is "thirty million, four hundred forty-four thousand, three hundred forty-one".

Divisors: 1 23 157 3611 8431 193913 1323667 30444341