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30442435 = 513146477
BaseRepresentation
bin111010000100…
…0001111000011
32010021122011121
41310020033003
530243124220
63004253111
7516520312
oct164101703
963248147
1030442435
1116202941
12a241197
1363cb49a
144086279
152a14eaa
hex1d083c3

30442435 has 8 divisors (see below), whose sum is σ = 36810576. Its totient is φ = 24167520.

The previous prime is 30442429. The next prime is 30442439. The reversal of 30442435 is 53424403.

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

It is not a de Polignac number, because 30442435 - 217 = 30311363 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (30442439) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22584 + ... + 23893.

It is an arithmetic number, because the mean of its divisors is an integer number (4601322).

Almost surely, 230442435 is an apocalyptic number.

30442435 is a deficient number, since it is larger than the sum of its proper divisors (6368141).

30442435 is a wasteful number, since it uses less digits than its factorization.

30442435 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46613.

The product of its (nonzero) digits is 5760, while the sum is 25.

The square root of 30442435 is about 5517.4663569432. The cubic root of 30442435 is about 312.2433006618.

Adding to 30442435 its reverse (53424403), we get a palindrome (83866838).

The spelling of 30442435 in words is "thirty million, four hundred forty-two thousand, four hundred thirty-five".

Divisors: 1 5 131 655 46477 232385 6088487 30442435