Base | Representation |
---|---|
bin | 1010000000110110101… |
… | …1101111100110011101 |
3 | 121110000221112012122020 |
4 | 2200031223233212131 |
5 | 10304303213402223 |
6 | 211010110410353 |
7 | 15300010051551 |
oct | 2401553574635 |
9 | 543027465566 |
10 | 172028262813 |
11 | 66a58519030 |
12 | 2940bb009b9 |
13 | 132b72187b4 |
14 | 847d1ab861 |
15 | 471c9421e3 |
hex | 280daef99d |
172028262813 has 32 divisors (see below), whose sum is σ = 253502269440. Its totient is φ = 102894330240.
The previous prime is 172028262811. The next prime is 172028262841. The reversal of 172028262813 is 318262820271.
It is not a de Polignac number, because 172028262813 - 21 = 172028262811 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (172028262811) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6433770 + ... + 6460452.
It is an arithmetic number, because the mean of its divisors is an integer number (7921945920).
Almost surely, 2172028262813 is an apocalyptic number.
It is an amenable number.
172028262813 is a deficient number, since it is larger than the sum of its proper divisors (81474006627).
172028262813 is a wasteful number, since it uses less digits than its factorization.
172028262813 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 29249.
The product of its (nonzero) digits is 129024, while the sum is 42.
The spelling of 172028262813 in words is "one hundred seventy-two billion, twenty-eight million, two hundred sixty-two thousand, eight hundred thirteen".
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