Base | Representation |
---|---|
bin | 11100010110110110… |
… | …011011000001011010 |
3 | 2220120222112120210012 |
4 | 130112312123001122 |
5 | 444324210330112 |
6 | 21553201121522 |
7 | 2125350613424 |
oct | 342666330132 |
9 | 86528476705 |
10 | 30448136282 |
11 | 11a051a74a3 |
12 | 5a990292a2 |
13 | 2b4318b6b5 |
14 | 168bb7d814 |
15 | bd314a022 |
hex | 716d9b05a |
30448136282 has 4 divisors (see below), whose sum is σ = 45672204426. Its totient is φ = 15224068140.
The previous prime is 30448136281. The next prime is 30448136309. The reversal of 30448136282 is 28263184403.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in only one way, i.e., 24037091521 + 6411044761 = 155039^2 + 80069^2 .
It is not an unprimeable number, because it can be changed into a prime (30448136281) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7612034069 + ... + 7612034072.
Almost surely, 230448136282 is an apocalyptic number.
30448136282 is a deficient number, since it is larger than the sum of its proper divisors (15224068144).
30448136282 is a wasteful number, since it uses less digits than its factorization.
30448136282 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15224068143.
The product of its (nonzero) digits is 221184, while the sum is 41.
The spelling of 30448136282 in words is "thirty billion, four hundred forty-eight million, one hundred thirty-six thousand, two hundred eighty-two".
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