Base | Representation |
---|---|
bin | 101100000110011111… |
… | …110101111100100101 |
3 | 11112020011020201020020 |
4 | 230012133311330211 |
5 | 1233440013312411 |
6 | 33430505025353 |
7 | 3264316251330 |
oct | 540637657445 |
9 | 145204221206 |
10 | 47353650981 |
11 | 1909a9a094a |
12 | 9216785259 |
13 | 460871c430 |
14 | 24130a5617 |
15 | 13723ab606 |
hex | b067f5f25 |
47353650981 has 16 divisors (see below), whose sum is σ = 77708555904. Its totient is φ = 24977749824.
The previous prime is 47353650959. The next prime is 47353650997. The reversal of 47353650981 is 18905635374.
It is not a de Polignac number, because 47353650981 - 29 = 47353650469 is a prime.
It is a super-2 number, since 2×473536509812 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (47353650941) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 86728026 + ... + 86728571.
It is an arithmetic number, because the mean of its divisors is an integer number (4856784744).
Almost surely, 247353650981 is an apocalyptic number.
It is an amenable number.
47353650981 is a deficient number, since it is larger than the sum of its proper divisors (30354904923).
47353650981 is a wasteful number, since it uses less digits than its factorization.
47353650981 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 173456620.
The product of its (nonzero) digits is 2721600, while the sum is 51.
The spelling of 47353650981 in words is "forty-seven billion, three hundred fifty-three million, six hundred fifty thousand, nine hundred eighty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •