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30802306802 = 219180634311
BaseRepresentation
bin11100101011111101…
…011110011011110010
32221111122222022101212
4130223331132123302
51001040342304202
622052252200122
72140211200511
oct345375363362
987448868355
1030802306802
1112077110003
125b77769042
132b9b674c57
1416c2c14678
15c042a9652
hex72bf5e6f2

30802306802 has 8 divisors (see below), whose sum is σ = 46445363712. Its totient is φ = 15320518900.

The previous prime is 30802306753. The next prime is 30802306807. The reversal of 30802306802 is 20860320803.

It is a happy number.

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

It is not an unprimeable number, because it can be changed into a prime (30802306807) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40316774 + ... + 40317537.

It is an arithmetic number, because the mean of its divisors is an integer number (5805670464).

Almost surely, 230802306802 is an apocalyptic number.

30802306802 is a deficient number, since it is larger than the sum of its proper divisors (15643056910).

30802306802 is a wasteful number, since it uses less digits than its factorization.

30802306802 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80634504.

The product of its (nonzero) digits is 13824, while the sum is 32.

The spelling of 30802306802 in words is "thirty billion, eight hundred two million, three hundred six thousand, eight hundred two".

Divisors: 1 2 191 382 80634311 161268622 15401153401 30802306802