Base | Representation |
---|---|
bin | 101100001110101011… |
… | …110010100000010000 |
3 | 11112120201200210010101 |
4 | 230032223302200100 |
5 | 1234230144002321 |
6 | 33452252542144 |
7 | 3300604561633 |
oct | 541653624020 |
9 | 145521623111 |
10 | 47491000336 |
11 | 1916048250a |
12 | 9254781954 |
13 | 462b00c140 |
14 | 2427419c1a |
15 | 137e48c791 |
hex | b0eaf2810 |
47491000336 has 80 divisors (see below), whose sum is σ = 100393796608. Its totient is φ = 21632832000.
The previous prime is 47491000309. The next prime is 47491000351. The reversal of 47491000336 is 63300019474.
47491000336 is a nontrivial binomial coefficient, being equal to C(308192, 2).
It is a super-2 number, since 2×474910003362 (a number of 22 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 47491000295 and 47491000304.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4926241 + ... + 4935871.
Almost surely, 247491000336 is an apocalyptic number.
47491000336 is the 308191-st triangular number and also the 154096-th hexagonal number.
47491000336 is the 102731-st centered nonagonal number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 47491000336, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (50196898304).
47491000336 is an abundant number, since it is smaller than the sum of its proper divisors (52902796272).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
47491000336 is a wasteful number, since it uses less digits than its factorization.
47491000336 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9960 (or 9954 counting only the distinct ones).
The product of its (nonzero) digits is 54432, while the sum is 37.
The spelling of 47491000336 in words is "forty-seven billion, four hundred ninety-one million, three hundred thirty-six", and thus it is an aban number.
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