Base | Representation |
---|---|
bin | 111100111111001… |
… | …111101011010010 |
3 | 2122022100120022201 |
4 | 330333033223102 |
5 | 4043420242432 |
6 | 245310553414 |
7 | 34233106033 |
oct | 7477175322 |
9 | 2568316281 |
10 | 1023212242 |
11 | 485638558 |
12 | 24680886a |
13 | 133ca6740 |
14 | 99c70a8a |
15 | 5ec68ee7 |
hex | 3cfcfad2 |
1023212242 has 8 divisors (see below), whose sum is σ = 1652881356. Its totient is φ = 472251792.
The previous prime is 1023212233. The next prime is 1023212251. The reversal of 1023212242 is 2422123201.
It is an interprime number because it is at equal distance from previous prime (1023212233) and next prime (1023212251).
It can be written as a sum of positive squares in 2 ways, for example, as 744689521 + 278522721 = 27289^2 + 16689^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19677133 + ... + 19677184.
Almost surely, 21023212242 is an apocalyptic number.
1023212242 is a deficient number, since it is larger than the sum of its proper divisors (629669114).
1023212242 is a wasteful number, since it uses less digits than its factorization.
1023212242 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 39354332.
The product of its (nonzero) digits is 384, while the sum is 19.
The square root of 1023212242 is about 31987.6889130803. The cubic root of 1023212242 is about 1007.6783067110.
Adding to 1023212242 its reverse (2422123201), we get a palindrome (3445335443).
The spelling of 1023212242 in words is "one billion, twenty-three million, two hundred twelve thousand, two hundred forty-two".
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