Base | Representation |
---|---|
bin | 100100101110010… |
… | …0001010100110101 |
3 | 10011212121220212200 |
4 | 1021130201110311 |
5 | 10010421311201 |
6 | 322134335113 |
7 | 42351432414 |
oct | 11134412465 |
9 | 3155556780 |
10 | 1232213301 |
11 | 582609100 |
12 | 2a47ba499 |
13 | 1683929c7 |
14 | b991747b |
15 | 732a0386 |
hex | 49721535 |
1232213301 has 18 divisors (see below), whose sum is σ = 1956380790. Its totient is φ = 746795280.
The previous prime is 1232213299. The next prime is 1232213321. The reversal of 1232213301 is 1033122321.
1232213301 is a `hidden beast` number, since 12 + 322 + 1 + 330 + 1 = 666.
It can be written as a sum of positive squares in only one way, i.e., 1137443076 + 94770225 = 33726^2 + 9735^2 .
It is not a de Polignac number, because 1232213301 - 21 = 1232213299 is a prime.
It is a super-2 number, since 2×12322133012 = 3036699238322633202, which contains 22 as substring.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1232213321) by changing a digit.
It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 564666 + ... + 566843.
Almost surely, 21232213301 is an apocalyptic number.
1232213301 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
It is an amenable number.
1232213301 is a deficient number, since it is larger than the sum of its proper divisors (724167489).
1232213301 is a wasteful number, since it uses less digits than its factorization.
1232213301 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1131537 (or 1131523 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 18.
The square root of 1232213301 is about 35102.8959061785. The cubic root of 1232213301 is about 1072.0835463981.
Adding to 1232213301 its reverse (1033122321), we get a palindrome (2265335622).
The spelling of 1232213301 in words is "one billion, two hundred thirty-two million, two hundred thirteen thousand, three hundred one".
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