Base | Representation |
---|---|
bin | 101100100110011101… |
… | …010001100110110011 |
3 | 11120121112012101022001 |
4 | 230212131101212303 |
5 | 1241034300130010 |
6 | 34000021354431 |
7 | 3313516666210 |
oct | 544635214663 |
9 | 146545171261 |
10 | 47889848755 |
11 | 19345631201 |
12 | 9346268a17 |
13 | 4692839518 |
14 | 24643a0b07 |
15 | 13a44c4c3a |
hex | b267519b3 |
47889848755 has 64 divisors (see below), whose sum is σ = 68697538560. Its totient is φ = 31356089856.
The previous prime is 47889848737. The next prime is 47889848767. The reversal of 47889848755 is 55784898874.
It is a de Polignac number, because none of the positive numbers 2k-47889848755 is a prime.
It is a super-2 number, since 2×478898487552 (a number of 22 digits) contains 22 as substring.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 39157074 + ... + 39158296.
It is an arithmetic number, because the mean of its divisors is an integer number (1073399040).
Almost surely, 247889848755 is an apocalyptic number.
47889848755 is a deficient number, since it is larger than the sum of its proper divisors (20807689805).
47889848755 is a wasteful number, since it uses less digits than its factorization.
47889848755 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1660.
The product of its digits is 722534400, while the sum is 73.
The spelling of 47889848755 in words is "forty-seven billion, eight hundred eighty-nine million, eight hundred forty-eight thousand, seven hundred fifty-five".
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