Base | Representation |
---|---|
bin | 101100010010010001… |
… | …100001000110110001 |
3 | 11112201221000100222112 |
4 | 230102101201012301 |
5 | 1234341103102233 |
6 | 33502243415105 |
7 | 3302235501566 |
oct | 542221410661 |
9 | 145657010875 |
10 | 47551222193 |
11 | 19191475042 |
12 | 9270984495 |
13 | 463a636087 |
14 | 243141486d |
15 | 13848d6048 |
hex | b124611b1 |
47551222193 has 8 divisors (see below), whose sum is σ = 49211581800. Its totient is φ = 45892240128.
The previous prime is 47551222171. The next prime is 47551222207. The reversal of 47551222193 is 39122215574.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 8287007089 + 39264215104 = 91033^2 + 198152^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 47551222193 - 26 = 47551222129 is a prime.
It is a super-2 number, since 2×475512221932 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 47551222193.
It is not an unprimeable number, because it can be changed into a prime (47551222793) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 273896 + ... + 412457.
It is an arithmetic number, because the mean of its divisors is an integer number (6151447725).
Almost surely, 247551222193 is an apocalyptic number.
It is an amenable number.
47551222193 is a deficient number, since it is larger than the sum of its proper divisors (1660359607).
47551222193 is a wasteful number, since it uses less digits than its factorization.
47551222193 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 688771.
The product of its digits is 151200, while the sum is 41.
The spelling of 47551222193 in words is "forty-seven billion, five hundred fifty-one million, two hundred twenty-two thousand, one hundred ninety-three".
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