Base | Representation |
---|---|
bin | 101000000011101… |
… | …011011110101001 |
3 | 1201211120211121211 |
4 | 220003223132221 |
5 | 2334021200121 |
6 | 150404233121 |
7 | 22440233443 |
oct | 5003533651 |
9 | 1654524554 |
10 | 672053161 |
11 | 3153a153a |
12 | 16909b7a1 |
13 | a9305ac0 |
14 | 65381493 |
15 | 3e001ce1 |
hex | 280eb7a9 |
672053161 has 16 divisors (see below), whose sum is σ = 763156800. Its totient is φ = 586692288.
The previous prime is 672053131. The next prime is 672053183. The reversal of 672053161 is 161350276.
672053161 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 672053161 - 227 = 537835433 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (672053131) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 165210 + ... + 169228.
It is an arithmetic number, because the mean of its divisors is an integer number (47697300).
Almost surely, 2672053161 is an apocalyptic number.
It is an amenable number.
672053161 is a deficient number, since it is larger than the sum of its proper divisors (91103639).
672053161 is a wasteful number, since it uses less digits than its factorization.
672053161 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4728.
The product of its (nonzero) digits is 7560, while the sum is 31.
The square root of 672053161 is about 25923.9881384019. The cubic root of 672053161 is about 875.9269245528.
The spelling of 672053161 in words is "six hundred seventy-two million, fifty-three thousand, one hundred sixty-one".
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