Base | Representation |
---|---|
bin | 1010000000110110110… |
… | …1000011101001001001 |
3 | 121110000222011200211201 |
4 | 2200031231003221021 |
5 | 10304303310411144 |
6 | 211010122024201 |
7 | 15300013014265 |
oct | 2401555035111 |
9 | 543028150751 |
10 | 172028607049 |
11 | 66a58733722 |
12 | 29410048061 |
13 | 132b73093a0 |
14 | 847d25b0a5 |
15 | 471c9ae1d4 |
hex | 280db43a49 |
172028607049 has 8 divisors (see below), whose sum is σ = 185629897152. Its totient is φ = 158479934160.
The previous prime is 172028607043. The next prime is 172028607089. The reversal of 172028607049 is 940706820271.
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 172028607049 - 23 = 172028607041 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (172028607041) 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, 13147507 + ... + 13160584.
It is an arithmetic number, because the mean of its divisors is an integer number (23203737144).
Almost surely, 2172028607049 is an apocalyptic number.
It is an amenable number.
172028607049 is a deficient number, since it is larger than the sum of its proper divisors (13601290103).
172028607049 is a wasteful number, since it uses less digits than its factorization.
172028607049 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 26308607.
The product of its (nonzero) digits is 338688, while the sum is 46.
The spelling of 172028607049 in words is "one hundred seventy-two billion, twenty-eight million, six hundred seven thousand, forty-nine".
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