Base | Representation |
---|---|
bin | 1000000101100001… |
… | …1101101101111101 |
3 | 12121021111200000000 |
4 | 2001120131231331 |
5 | 13421143032140 |
6 | 555221024513 |
7 | 104535265521 |
oct | 20130355575 |
9 | 5537450000 |
10 | 2170674045 |
11 | a1431a5a1 |
12 | 506b55139 |
13 | 287934417 |
14 | 168405d81 |
15 | ca877a30 |
hex | 8161db7d |
2170674045 has 36 divisors (see below), whose sum is σ = 3907073820. Its totient is φ = 1157675328.
The previous prime is 2170674043. The next prime is 2170674047. The reversal of 2170674045 is 5404760712.
It is an interprime number because it is at equal distance from previous prime (2170674043) and next prime (2170674047).
It can be written as a sum of positive squares in 2 ways, for example, as 917726436 + 1252947609 = 30294^2 + 35397^2 .
It is not a de Polignac number, because 2170674045 - 21 = 2170674043 is a prime.
It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2170674043) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 280 + ... + 65889.
Almost surely, 22170674045 is an apocalyptic number.
It is an amenable number.
2170674045 is a deficient number, since it is larger than the sum of its proper divisors (1736399775).
2170674045 is an frugal number, since it uses more digits than its factorization.
2170674045 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 66198 (or 66177 counting only the distinct ones).
The product of its (nonzero) digits is 47040, while the sum is 36.
The square root of 2170674045 is about 46590.4930753045. The cubic root of 2170674045 is about 1294.7866247531.
The spelling of 2170674045 in words is "two billion, one hundred seventy million, six hundred seventy-four thousand, forty-five".
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