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30344413 = 119728439
BaseRepresentation
bin111001111000…
…0010011011101
32010002122201011
41303300103131
530232010123
63002215221
7515631451
oct163602335
963078634
1030344413
1116146230
12a1b4511
136395998
14405c661
1529e5e0d
hex1cf04dd

30344413 has 8 divisors (see below), whose sum is σ = 33445440. Its totient is φ = 27300480.

The previous prime is 30344407. The next prime is 30344437. The reversal of 30344413 is 31444303.

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 30344413 - 213 = 30336221 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30344213) 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, 13153 + ... + 15286.

It is an arithmetic number, because the mean of its divisors is an integer number (4180680).

Almost surely, 230344413 is an apocalyptic number.

It is an amenable number.

30344413 is a deficient number, since it is larger than the sum of its proper divisors (3101027).

30344413 is a wasteful number, since it uses less digits than its factorization.

30344413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28547.

The product of its (nonzero) digits is 1728, while the sum is 22.

The square root of 30344413 is about 5508.5763133499. The cubic root of 30344413 is about 311.9078082039.

Adding to 30344413 its reverse (31444303), we get a palindrome (61788716).

It can be divided in two parts, 3034 and 4413, that added together give a palindrome (7447).

The spelling of 30344413 in words is "thirty million, three hundred forty-four thousand, four hundred thirteen".

Divisors: 1 11 97 1067 28439 312829 2758583 30344413