Base | Representation |
---|---|
bin | 11100001011000011… |
… | …011100000010010110 |
3 | 2220002012010111001011 |
4 | 130023003130002112 |
5 | 443423024043333 |
6 | 21521411122434 |
7 | 2120425433143 |
oct | 341303340226 |
9 | 86065114034 |
10 | 30250221718 |
11 | 11913509342 |
12 | 5a428a341a |
13 | 2b111846a2 |
14 | 166d7813ca |
15 | bc0aa39cd |
hex | 70b0dc096 |
30250221718 has 8 divisors (see below), whose sum is σ = 45377647848. Its totient is φ = 15124339104.
The previous prime is 30250221709. The next prime is 30250221761. The reversal of 30250221718 is 81712205203.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a self number, because there is not a number n which added to its sum of digits gives 30250221718.
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, 335571 + ... + 416062.
It is an arithmetic number, because the mean of its divisors is an integer number (5672205981).
Almost surely, 230250221718 is an apocalyptic number.
30250221718 is a deficient number, since it is larger than the sum of its proper divisors (15127426130).
30250221718 is a wasteful number, since it uses less digits than its factorization.
30250221718 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 771758.
The product of its (nonzero) digits is 6720, while the sum is 31.
The spelling of 30250221718 in words is "thirty billion, two hundred fifty million, two hundred twenty-one thousand, seven hundred eighteen".
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