Base | Representation |
---|---|
bin | 10001111001100010011… |
… | …100001110011111011010 |
3 | 11100120212122222111201200 |
4 | 101321202130032133122 |
5 | 130123031111310320 |
6 | 2341020530255030 |
7 | 154602564206634 |
oct | 21714234163732 |
9 | 4316778874650 |
10 | 1230012213210 |
11 | 434710912090 |
12 | 17a474727476 |
13 | 8bcb3367b51 |
14 | 43766431a54 |
15 | 21ede928290 |
hex | 11e6270e7da |
1230012213210 has 96 divisors (see below), whose sum is σ = 3583052883072. Its totient is φ = 290125722240.
The previous prime is 1230012213181. The next prime is 1230012213317. The reversal of 1230012213210 is 123122100321.
1230012213210 is a `hidden beast` number, since 1 + 230 + 0 + 1 + 221 + 3 + 210 = 666.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 16753054 + ... + 16826313.
It is an arithmetic number, because the mean of its divisors is an integer number (37323467532).
Almost surely, 21230012213210 is an apocalyptic number.
1230012213210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1230012213210 is an abundant number, since it is smaller than the sum of its proper divisors (2353040669862).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1230012213210 is a wasteful number, since it uses less digits than its factorization.
1230012213210 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 33579428 (or 33579425 counting only the distinct ones).
The product of its (nonzero) digits is 144, while the sum is 18.
Adding to 1230012213210 its reverse (123122100321), we get a palindrome (1353134313531).
The spelling of 1230012213210 in words is "one trillion, two hundred thirty billion, twelve million, two hundred thirteen thousand, two hundred ten".
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