Base | Representation |
---|---|
bin | 101100101001110010… |
… | …000111100100011000 |
3 | 11120202102012002102011 |
4 | 230221302013210120 |
5 | 1241143041104222 |
6 | 34005333315304 |
7 | 3315065152366 |
oct | 545162074430 |
9 | 146672162364 |
10 | 47945644312 |
11 | 19374080235 |
12 | 9360a95b34 |
13 | 46a1273847 |
14 | 246b966636 |
15 | 13a9346c77 |
hex | b29c87918 |
47945644312 has 16 divisors (see below), whose sum is σ = 91988736840. Its totient is φ = 23415314496.
The previous prime is 47945644261. The next prime is 47945644333. The reversal of 47945644312 is 21344654974.
It is a super-3 number, since 3×479456443123 (a number of 33 digits) contains 333 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, 69688093 + ... + 69688780.
Almost surely, 247945644312 is an apocalyptic number.
It is an amenable number.
47945644312 is a deficient number, since it is larger than the sum of its proper divisors (44043092528).
47945644312 is a wasteful number, since it uses less digits than its factorization.
47945644312 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 139376922 (or 139376918 counting only the distinct ones).
The product of its digits is 2903040, while the sum is 49.
The spelling of 47945644312 in words is "forty-seven billion, nine hundred forty-five million, six hundred forty-four thousand, three hundred twelve".
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