Base | Representation |
---|---|
bin | 101000000100100… |
… | …011110110011101 |
3 | 1201212000120100200 |
4 | 220010203312131 |
5 | 2334101042221 |
6 | 150413214113 |
7 | 22442214561 |
oct | 5004436635 |
9 | 1655016320 |
10 | 672284061 |
11 | 315539a69 |
12 | 169191339 |
13 | a9386c27 |
14 | 654016a1 |
15 | 3e04a426 |
hex | 28123d9d |
672284061 has 12 divisors (see below), whose sum is σ = 1004562780. Its totient is φ = 432734400.
The previous prime is 672284047. The next prime is 672284077. The reversal of 672284061 is 160482276.
It can be written as a sum of positive squares in 2 ways, for example, as 429111225 + 243172836 = 20715^2 + 15594^2 .
It is not a de Polignac number, because 672284061 - 27 = 672283933 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (672284021) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1287640 + ... + 1288161.
It is an arithmetic number, because the mean of its divisors is an integer number (83713565).
Almost surely, 2672284061 is an apocalyptic number.
It is an amenable number.
672284061 is a deficient number, since it is larger than the sum of its proper divisors (332278719).
672284061 is a wasteful number, since it uses less digits than its factorization.
672284061 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2575836 (or 2575833 counting only the distinct ones).
The product of its (nonzero) digits is 32256, while the sum is 36.
The square root of 672284061 is about 25928.4411602395. The cubic root of 672284061 is about 876.0272283086.
It can be divided in two parts, 67228 and 4061, that added together give a square (71289 = 2672).
The spelling of 672284061 in words is "six hundred seventy-two million, two hundred eighty-four thousand, sixty-one".
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