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30132302 = 253284267
BaseRepresentation
bin111001011110…
…0100001001110
32002200212202012
41302330201032
530203213202
62553501222
7514056164
oct162744116
962625665
1030132302
1116010932
12a111812
136320285
144005234
1529a3152
hex1cbc84e

30132302 has 8 divisors (see below), whose sum is σ = 46051416. Its totient is φ = 14781832.

The previous prime is 30132269. The next prime is 30132359. The reversal of 30132302 is 20323103.

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

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 142028 + ... + 142239.

It is an arithmetic number, because the mean of its divisors is an integer number (5756427).

Almost surely, 230132302 is an apocalyptic number.

30132302 is a deficient number, since it is larger than the sum of its proper divisors (15919114).

30132302 is a wasteful number, since it uses less digits than its factorization.

30132302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 284322.

The product of its (nonzero) digits is 108, while the sum is 14.

The square root of 30132302 is about 5489.2897536931. The cubic root of 30132302 is about 311.1793508568.

Adding to 30132302 its reverse (20323103), we get a palindrome (50455405).

The spelling of 30132302 in words is "thirty million, one hundred thirty-two thousand, three hundred two".

Divisors: 1 2 53 106 284267 568534 15066151 30132302