Base | Representation |
---|---|
bin | 110001110110111… |
… | …0110100001001000 |
3 | 11022120222101101212 |
4 | 1203231312201020 |
5 | 11411234323133 |
6 | 434001232252 |
7 | 56312650361 |
oct | 14355664110 |
9 | 4276871355 |
10 | 1672964168 |
11 | 789387817 |
12 | 3a8332688 |
13 | 2087a1835 |
14 | 11c288b68 |
15 | 9bd13148 |
hex | 63b76848 |
1672964168 has 12 divisors (see below), whose sum is σ = 3137024745. Its totient is φ = 836424240.
The previous prime is 1672964113. The next prime is 1672964191. The reversal of 1672964168 is 8614692761.
It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.
It can be written as a sum of positive squares in 2 ways, for example, as 1198682884 + 474281284 = 34622^2 + 21778^2 .
It is an ABA number since it can be written as A⋅BA, here for A=2, B=28922.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 108458 + ... + 122918.
Almost surely, 21672964168 is an apocalyptic number.
It is an amenable number.
1672964168 is a deficient number, since it is larger than the sum of its proper divisors (1464060577).
1672964168 is an frugal number, since it uses more digits than its factorization.
1672964168 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 28928 (or 14463 counting only the distinct ones).
The product of its digits is 870912, while the sum is 50.
The square root of 1672964168 is about 40901.8846509547. The cubic root of 1672964168 is about 1187.1225273083.
Multiplying 1672964168 by its sum of digits (50), we get a square (83648208400 = 2892202).
The spelling of 1672964168 in words is "one billion, six hundred seventy-two million, nine hundred sixty-four thousand, one hundred sixty-eight".
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