Base | Representation |
---|---|
bin | 101100101011101111… |
… | …111101011000100111 |
3 | 11120211201021002000220 |
4 | 230223233331120213 |
5 | 1241230012221433 |
6 | 34012512335423 |
7 | 3315645435516 |
oct | 545357753047 |
9 | 146751232026 |
10 | 47978632743 |
11 | 193907619a8 |
12 | 936bb44573 |
13 | 46a8053b22 |
14 | 24720b267d |
15 | 13ac1b12b3 |
hex | b2bbfd627 |
47978632743 has 32 divisors (see below), whose sum is σ = 68787264000. Its totient is φ = 29655331200.
The previous prime is 47978632717. The next prime is 47978632747. The reversal of 47978632743 is 34723687974.
It is not a de Polignac number, because 47978632743 - 26 = 47978632679 is a prime.
It is a super-3 number, since 3×479786327433 (a number of 33 digits) contains 333 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (47978632747) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 657253 + ... + 726593.
It is an arithmetic number, because the mean of its divisors is an integer number (2149602000).
Almost surely, 247978632743 is an apocalyptic number.
47978632743 is a deficient number, since it is larger than the sum of its proper divisors (20808631257).
47978632743 is a wasteful number, since it uses less digits than its factorization.
47978632743 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 69623.
The product of its digits is 42674688, while the sum is 60.
The spelling of 47978632743 in words is "forty-seven billion, nine hundred seventy-eight million, six hundred thirty-two thousand, seven hundred forty-three".
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