Base | Representation |
---|---|
bin | 11100101000001110… |
… | …101010010001011001 |
3 | 2221100022011200221211 |
4 | 130220032222101121 |
5 | 1000423330442443 |
6 | 22042134303121 |
7 | 2135521106665 |
oct | 345016522131 |
9 | 87308150854 |
10 | 30739702873 |
11 | 12044840820 |
12 | 5b5a7b7aa1 |
13 | 2b8b6c59c9 |
14 | 16b87998a5 |
15 | beda4019d |
hex | 7283aa459 |
30739702873 has 8 divisors (see below), whose sum is σ = 34314087456. Its totient is φ = 27295296000.
The previous prime is 30739702871. The next prime is 30739702909. The reversal of 30739702873 is 37820793703.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 30739702873 - 21 = 30739702871 is a prime.
It is not an unprimeable number, because it can be changed into a prime (30739702871) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32493928 + ... + 32494873.
It is an arithmetic number, because the mean of its divisors is an integer number (4289260932).
Almost surely, 230739702873 is an apocalyptic number.
It is an amenable number.
30739702873 is a deficient number, since it is larger than the sum of its proper divisors (3574384583).
30739702873 is a wasteful number, since it uses less digits than its factorization.
30739702873 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 64988855.
The product of its (nonzero) digits is 1333584, while the sum is 49.
The spelling of 30739702873 in words is "thirty billion, seven hundred thirty-nine million, seven hundred two thousand, eight hundred seventy-three".
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