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30418413 = 360116871
BaseRepresentation
bin111010000001…
…0010111101101
32010020102012220
41310002113231
530241342123
63003545553
7516360264
oct164022755
963212186
1030418413
1116196893
12a22b2b9
1363c057c
14407b5db
152a0cce3
hex1d025ed

30418413 has 8 divisors (see below), whose sum is σ = 40627776. Its totient is φ = 20244000.

The previous prime is 30418391. The next prime is 30418441. The reversal of 30418413 is 31481403.

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

It is not a de Polignac number, because 30418413 - 216 = 30352877 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30418313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6633 + ... + 10238.

It is an arithmetic number, because the mean of its divisors is an integer number (5078472).

Almost surely, 230418413 is an apocalyptic number.

It is an amenable number.

30418413 is a deficient number, since it is larger than the sum of its proper divisors (10209363).

30418413 is a wasteful number, since it uses less digits than its factorization.

30418413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17475.

The product of its (nonzero) digits is 1152, while the sum is 24.

The square root of 30418413 is about 5515.2890223451. The cubic root of 30418413 is about 312.1611490823.

Adding to 30418413 its reverse (31481403), we get a palindrome (61899816).

The spelling of 30418413 in words is "thirty million, four hundred eighteen thousand, four hundred thirteen".

Divisors: 1 3 601 1803 16871 50613 10139471 30418413