Base | Representation |
---|---|
bin | 100100101010100… |
… | …1111000010110100 |
3 | 10011202000220000001 |
4 | 1021111033002310 |
5 | 10004424202122 |
6 | 322025401044 |
7 | 42326256262 |
oct | 11125170264 |
9 | 3152026001 |
10 | 1230303412 |
11 | 581524188 |
12 | 2a4039184 |
13 | 167b745b0 |
14 | b957b432 |
15 | 73024527 |
hex | 4954f0b4 |
1230303412 has 12 divisors (see below), whose sum is σ = 2318648836. Its totient is φ = 567832320.
The previous prime is 1230303377. The next prime is 1230303457. The reversal of 1230303412 is 2143030321.
It can be written as a sum of positive squares in 2 ways, for example, as 98922916 + 1131380496 = 9946^2 + 33636^2 .
It is a super-3 number, since 3×12303034123 (a number of 28 digits) contains 333 as substring.
It is an alternating number because its digits alternate between odd and even.
It is a self number, because there is not a number n which added to its sum of digits gives 1230303412.
It is a congruent number.
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, 11829789 + ... + 11829892.
Almost surely, 21230303412 is an apocalyptic number.
It is an amenable number.
1230303412 is a deficient number, since it is larger than the sum of its proper divisors (1088345424).
1230303412 is a wasteful number, since it uses less digits than its factorization.
1230303412 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 23659698 (or 23659696 counting only the distinct ones).
The product of its (nonzero) digits is 432, while the sum is 19.
The square root of 1230303412 is about 35075.6812050743. The cubic root of 1230303412 is about 1071.5293622143.
Adding to 1230303412 its reverse (2143030321), we get a palindrome (3373333733).
The spelling of 1230303412 in words is "one billion, two hundred thirty million, three hundred three thousand, four hundred twelve".
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