Base | Representation |
---|---|
bin | 1101011101011010000… |
… | …0110110100111001010 |
3 | 211002211222011222220110 |
4 | 3113112200312213022 |
5 | 12242030421000320 |
6 | 254120540335150 |
7 | 22464102204021 |
oct | 3272640664712 |
9 | 732758158813 |
10 | 231232203210 |
11 | 8a079606798 |
12 | 389932444b6 |
13 | 18a60a724a8 |
14 | b29803d8b8 |
15 | 603534a5e0 |
hex | 35d68369ca |
231232203210 has 16 divisors (see below), whose sum is σ = 554957287776. Its totient is φ = 61661920848.
The previous prime is 231232203203. The next prime is 231232203211. The reversal of 231232203210 is 12302232132.
It is a happy number.
It is not an unprimeable number, because it can be changed into a prime (231232203211) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3853870024 + ... + 3853870083.
It is an arithmetic number, because the mean of its divisors is an integer number (34684830486).
Almost surely, 2231232203210 is an apocalyptic number.
231232203210 is an abundant number, since it is smaller than the sum of its proper divisors (323725084566).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
231232203210 is a wasteful number, since it uses less digits than its factorization.
231232203210 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7707740117.
The product of its (nonzero) digits is 864, while the sum is 21.
Adding to 231232203210 its reverse (12302232132), we get a palindrome (243534435342).
The spelling of 231232203210 in words is "two hundred thirty-one billion, two hundred thirty-two million, two hundred three thousand, two hundred ten".
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