Base | Representation |
---|---|
bin | 100100100001110… |
… | …1100001101011110 |
3 | 10011102101020012001 |
4 | 1021003230031132 |
5 | 10002240014121 |
6 | 321343032514 |
7 | 42242212612 |
oct | 11103541536 |
9 | 3142336161 |
10 | 1225704286 |
11 | 579972854 |
12 | 2a259b73a |
13 | 166c24111 |
14 | b8b01342 |
15 | 72916991 |
hex | 490ec35e |
1225704286 has 8 divisors (see below), whose sum is σ = 1856760264. Its totient is φ = 606784200.
The previous prime is 1225704281. The next prime is 1225704289. The reversal of 1225704286 is 6824075221.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1225704281) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3033720 + ... + 3034123.
It is an arithmetic number, because the mean of its divisors is an integer number (232095033).
Almost surely, 21225704286 is an apocalyptic number.
1225704286 is a deficient number, since it is larger than the sum of its proper divisors (631055978).
1225704286 is a wasteful number, since it uses less digits than its factorization.
1225704286 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6067946.
The product of its (nonzero) digits is 53760, while the sum is 37.
The square root of 1225704286 is about 35010.0597828681. The cubic root of 1225704286 is about 1070.1924963015.
The spelling of 1225704286 in words is "one billion, two hundred twenty-five million, seven hundred four thousand, two hundred eighty-six".
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