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30842930474 = 221317236727
BaseRepresentation
bin11100101110011000…
…011100010100101010
32221121111102012121022
4130232120130110222
51001131242233344
622100303012442
72141213404046
oct345630342452
987544365538
1030842930474
1112098037194
125b8929a122
132ba6bc9625
1416c838b026
15c07b310ee
hex72e61c52a

30842930474 has 8 divisors (see below), whose sum is σ = 46286112288. Its totient is φ = 15414226380.

The previous prime is 30842930429. The next prime is 30842930497. The reversal of 30842930474 is 47403924803.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3614102 + ... + 3622625.

It is an arithmetic number, because the mean of its divisors is an integer number (5785764036).

Almost surely, 230842930474 is an apocalyptic number.

30842930474 is a deficient number, since it is larger than the sum of its proper divisors (15443181814).

30842930474 is a wasteful number, since it uses less digits than its factorization.

30842930474 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7238860.

The product of its (nonzero) digits is 580608, while the sum is 44.

The spelling of 30842930474 in words is "thirty billion, eight hundred forty-two million, nine hundred thirty thousand, four hundred seventy-four".

Divisors: 1 2 2131 4262 7236727 14473454 15421465237 30842930474