Base | Representation |
---|---|
bin | 10001111011011001101… |
… | …000110100011110010100 |
3 | 11100210001000221100220100 |
4 | 101323121220310132110 |
5 | 130141130033100340 |
6 | 2341551204534100 |
7 | 155003256145335 |
oct | 21733150643624 |
9 | 4323030840810 |
10 | 1232012003220 |
11 | 4355477259a9 |
12 | 17a9323b1330 |
13 | 8c24176a74b |
14 | 438b5c7428c |
15 | 220aa298830 |
hex | 11ed9a34794 |
1232012003220 has 36 divisors (see below), whose sum is σ = 3737103076980. Its totient is φ = 328536534144.
The previous prime is 1232012003203. The next prime is 1232012003267. The reversal of 1232012003220 is 223002102321.
1232012003220 is a `hidden beast` number, since 1 + 2 + 320 + 1 + 20 + 0 + 322 + 0 = 666.
It can be written as a sum of positive squares in 2 ways, for example, as 344320156944 + 887691846276 = 586788^2 + 942174^2 .
It is a tau number, because it is divible by the number of its divisors (36).
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a junction number, because it is equal to n+sod(n) for n = 1232012003193 and 1232012003202.
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, 3422255385 + ... + 3422255744.
It is an arithmetic number, because the mean of its divisors is an integer number (103808418805).
Almost surely, 21232012003220 is an apocalyptic number.
1232012003220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1232012003220 is an abundant number, since it is smaller than the sum of its proper divisors (2505091073760).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1232012003220 is a wasteful number, since it uses less digits than its factorization.
1232012003220 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6844511144 (or 6844511139 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 18.
Adding to 1232012003220 its reverse (223002102321), we get a palindrome (1455014105541).
The spelling of 1232012003220 in words is "one trillion, two hundred thirty-two billion, twelve million, three thousand, two hundred twenty".
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