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30199435 = 57317609
BaseRepresentation
bin111001100110…
…0111010001011
32002211021211121
41303030322023
530212340220
62555140111
7514456000
oct163147213
962737747
1030199435
1116057312
12a144637
1363449b6
1440218a7
1529b7eaa
hex1ccce8b

30199435 has 16 divisors (see below), whose sum is σ = 42264000. Its totient is φ = 20707008.

The previous prime is 30199423. The next prime is 30199441. The reversal of 30199435 is 53499103.

It is not a de Polignac number, because 30199435 - 215 = 30166667 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 30199435.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7090 + ... + 10519.

It is an arithmetic number, because the mean of its divisors is an integer number (2641500).

Almost surely, 230199435 is an apocalyptic number.

30199435 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

30199435 is a deficient number, since it is larger than the sum of its proper divisors (12064565).

30199435 is an equidigital number, since it uses as much as digits as its factorization.

30199435 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17635 (or 17621 counting only the distinct ones).

The product of its (nonzero) digits is 14580, while the sum is 34.

The square root of 30199435 is about 5495.4012592349. The cubic root of 30199435 is about 311.4102758880.

The spelling of 30199435 in words is "thirty million, one hundred ninety-nine thousand, four hundred thirty-five".

Divisors: 1 5 7 35 49 245 343 1715 17609 88045 123263 616315 862841 4314205 6039887 30199435