Base | Representation |
---|---|
bin | 11100010110110111… |
… | …001011001001000010 |
3 | 2220120222220121011001 |
4 | 130112313023021002 |
5 | 444324233132003 |
6 | 21553205242214 |
7 | 2125352364151 |
oct | 342667131102 |
9 | 86528817131 |
10 | 30448333378 |
11 | 11a05321591 |
12 | 5a9910336a |
13 | 2b4322a318 |
14 | 168bbd1598 |
15 | bd318861d |
hex | 716dcb242 |
30448333378 has 32 divisors (see below), whose sum is σ = 51171056640. Its totient is φ = 13503363840.
The previous prime is 30448333369. The next prime is 30448333387. The reversal of 30448333378 is 87333384403.
30448333378 is a nontrivial binomial coefficient, being equal to C(246773, 2).
It is an interprime number because it is at equal distance from previous prime (30448333369) and next prime (30448333387).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1 + ... + 246772.
It is an arithmetic number, because the mean of its divisors is an integer number (1599095520).
Almost surely, 230448333378 is an apocalyptic number.
30448333378 is a gapful number since it is divisible by the number (38) formed by its first and last digit.
30448333378 is the 246772-nd triangular number.
30448333378 is the 82258-th centered nonagonal number.
30448333378 is a deficient number, since it is larger than the sum of its proper divisors (20722723262).
30448333378 is a wasteful number, since it uses less digits than its factorization.
30448333378 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 247002.
The product of its (nonzero) digits is 1741824, while the sum is 46.
The spelling of 30448333378 in words is "thirty billion, four hundred forty-eight million, three hundred thirty-three thousand, three hundred seventy-eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •