Base | Representation |
---|---|
bin | 11100010010111011… |
… | …110100111101100110 |
3 | 2220102101221002110011 |
4 | 130102323310331212 |
5 | 444210401210030 |
6 | 21542453120434 |
7 | 2123622342034 |
oct | 342273647546 |
9 | 86371832404 |
10 | 30382444390 |
11 | 11981109181 |
12 | 5a7b02911a |
13 | 2b3269aa5c |
14 | 168315d554 |
15 | bcc4c0b2a |
hex | 712ef4f66 |
30382444390 has 8 divisors (see below), whose sum is σ = 54688399920. Its totient is φ = 12152977752.
The previous prime is 30382444283. The next prime is 30382444403. The reversal of 30382444390 is 9344428303.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×303824443902 (a number of 22 digits) contains 22 as substring.
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, 1519122210 + ... + 1519122229.
It is an arithmetic number, because the mean of its divisors is an integer number (6836049990).
Almost surely, 230382444390 is an apocalyptic number.
30382444390 is a deficient number, since it is larger than the sum of its proper divisors (24305955530).
30382444390 is a wasteful number, since it uses less digits than its factorization.
30382444390 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3038244446.
The product of its (nonzero) digits is 248832, while the sum is 40.
The spelling of 30382444390 in words is "thirty billion, three hundred eighty-two million, four hundred forty-four thousand, three hundred ninety".
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