Base | Representation |
---|---|
bin | 100101111000001… |
… | …1101000010010010 |
3 | 10021120121010200101 |
4 | 1023300131002102 |
5 | 10100333234132 |
6 | 330041443014 |
7 | 43332156034 |
oct | 11360350222 |
9 | 3246533611 |
10 | 1270993042 |
11 | 5a2495980 |
12 | 2b57a046a |
13 | 17341ccb7 |
14 | c0b2dc54 |
15 | 768b07e7 |
hex | 4bc1d092 |
1270993042 has 8 divisors (see below), whose sum is σ = 2079806832. Its totient is φ = 577724100.
The previous prime is 1270993039. The next prime is 1270993043. The reversal of 1270993042 is 2403990721.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a junction number, because it is equal to n+sod(n) for n = 1270992992 and 1270993010.
It is not an unprimeable number, because it can be changed into a prime (1270993043) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28886184 + ... + 28886227.
It is an arithmetic number, because the mean of its divisors is an integer number (259975854).
Almost surely, 21270993042 is an apocalyptic number.
1270993042 is a deficient number, since it is larger than the sum of its proper divisors (808813790).
1270993042 is a wasteful number, since it uses less digits than its factorization.
1270993042 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 57772424.
The product of its (nonzero) digits is 27216, while the sum is 37.
The square root of 1270993042 is about 35650.9893551357. The cubic root of 1270993042 is about 1083.2143157507.
The spelling of 1270993042 in words is "one billion, two hundred seventy million, nine hundred ninety-three thousand, forty-two".
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