Base | Representation |
---|---|
bin | 11100011000101000… |
… | …110111110011111110 |
3 | 2220200001222212020222 |
4 | 130120220313303332 |
5 | 444404400413442 |
6 | 22000152141342 |
7 | 2126163622001 |
oct | 343050676376 |
9 | 86601885228 |
10 | 30478138622 |
11 | 11a20129718 |
12 | 5aa7097852 |
13 | 2b49464769 |
14 | 1691b4d538 |
15 | bd5ac48d2 |
hex | 718a37cfe |
30478138622 has 8 divisors (see below), whose sum is σ = 47191956672. Its totient is φ = 14747486400.
The previous prime is 30478138601. The next prime is 30478138631. The reversal of 30478138622 is 22683187403.
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 polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 245791379 + ... + 245791502.
It is an arithmetic number, because the mean of its divisors is an integer number (5898994584).
Almost surely, 230478138622 is an apocalyptic number.
30478138622 is a deficient number, since it is larger than the sum of its proper divisors (16713818050).
30478138622 is a wasteful number, since it uses less digits than its factorization.
30478138622 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 491582914.
The product of its (nonzero) digits is 387072, while the sum is 44.
The spelling of 30478138622 in words is "thirty billion, four hundred seventy-eight million, one hundred thirty-eight thousand, six hundred twenty-two".
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