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30344141 = 412712731
BaseRepresentation
bin111001111000…
…0001111001101
32010002122100002
41303300033031
530232003031
63002214045
7515630612
oct163601715
963078302
1030344141
1116146003
12a1b4325
136395819
14405c509
1529e5ccb
hex1cf03cd

30344141 has 8 divisors (see below), whose sum is σ = 31210368. Its totient is φ = 29484000.

The previous prime is 30344101. The next prime is 30344147. The reversal of 30344141 is 14144303.

It is a happy number.

30344141 is nontrivially palindromic in base 4.

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 30344141 - 214 = 30327757 is a prime.

It is a Duffinian number.

30344141 is a modest number, since divided by 4141 gives 3034 as remainder.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30344147) 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, 9746 + ... + 12476.

It is an arithmetic number, because the mean of its divisors is an integer number (3901296).

Almost surely, 230344141 is an apocalyptic number.

It is an amenable number.

30344141 is a deficient number, since it is larger than the sum of its proper divisors (866227).

30344141 is a wasteful number, since it uses less digits than its factorization.

30344141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3043.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 30344141 is about 5508.5516245198. The cubic root of 30344141 is about 311.9068762457.

Adding to 30344141 its reverse (14144303), we get a palindrome (44488444).

It can be divided in two parts, 303 and 44141, that added together give a palindrome (44444).

The spelling of 30344141 in words is "thirty million, three hundred forty-four thousand, one hundred forty-one".

Divisors: 1 41 271 2731 11111 111971 740101 30344141