Base | Representation |
---|---|
bin | 11100010000110111… |
… | …011010111110100001 |
3 | 2220022222121200001011 |
4 | 130100313122332201 |
5 | 444123010004240 |
6 | 21535213140521 |
7 | 2123021330233 |
oct | 342067327641 |
9 | 86288550034 |
10 | 30347734945 |
11 | 11963561490 |
12 | 5a6b48a741 |
13 | 2b28437318 |
14 | 167c6c6253 |
15 | bc94166ea |
hex | 710ddafa1 |
30347734945 has 8 divisors (see below), whose sum is σ = 39727944000. Its totient is φ = 22071079920.
The previous prime is 30347734939. The next prime is 30347734957. The reversal of 30347734945 is 54943774303.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 30347734945 - 25 = 30347734913 is a prime.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 275888445 + ... + 275888554.
It is an arithmetic number, because the mean of its divisors is an integer number (4965993000).
Almost surely, 230347734945 is an apocalyptic number.
It is an amenable number.
30347734945 is a deficient number, since it is larger than the sum of its proper divisors (9380209055).
30347734945 is a wasteful number, since it uses less digits than its factorization.
30347734945 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 551777015.
The product of its (nonzero) digits is 3810240, while the sum is 49.
The spelling of 30347734945 in words is "thirty billion, three hundred forty-seven million, seven hundred thirty-four thousand, nine hundred forty-five".
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