Base | Representation |
---|---|
bin | 100100101011001… |
… | …0111110000001110 |
3 | 10011202121000112100 |
4 | 1021112113300032 |
5 | 10010013214410 |
6 | 322040015530 |
7 | 42331636455 |
oct | 11126276016 |
9 | 3152530470 |
10 | 1230601230 |
11 | 581707a11 |
12 | 2a41615a6 |
13 | 167c4a011 |
14 | b9617b9c |
15 | 730828c0 |
hex | 49597c0e |
1230601230 has 24 divisors (see below), whose sum is σ = 3199563432. Its totient is φ = 328160304.
The previous prime is 1230601217. The next prime is 1230601247. The reversal of 1230601230 is 321060321.
1230601230 is a `hidden beast` number, since 1 + 2 + 30 + 601 + 2 + 30 = 666.
It is a super-4 number, since 4×12306012304 (a number of 37 digits) contains 4444 as substring.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6836584 + ... + 6836763.
It is an arithmetic number, because the mean of its divisors is an integer number (133315143).
Almost surely, 21230601230 is an apocalyptic number.
1230601230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1230601230 is an abundant number, since it is smaller than the sum of its proper divisors (1968962202).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1230601230 is a wasteful number, since it uses less digits than its factorization.
1230601230 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13673360 (or 13673357 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 18.
The square root of 1230601230 is about 35079.9263112111. The cubic root of 1230601230 is about 1071.6158164938.
Adding to 1230601230 its reverse (321060321), we get a palindrome (1551661551).
The spelling of 1230601230 in words is "one billion, two hundred thirty million, six hundred one thousand, two hundred thirty".
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