Base | Representation |
---|---|
bin | 101111000001000111010… |
… | …010000101110010001100 |
3 | 102102212210201211210221012 |
4 | 233001013102011302030 |
5 | 410414102400044322 |
6 | 10512150042024352 |
7 | 452301321113330 |
oct | 57010722056214 |
9 | 12385721753835 |
10 | 3231011331212 |
11 | 103629a734025 |
12 | 4422371a80b8 |
13 | 1a58b58baab2 |
14 | b254b87d7c0 |
15 | 590a54b0ae2 |
hex | 2f047485c8c |
3231011331212 has 48 divisors (see below), whose sum is σ = 6558406589952. Its totient is φ = 1364159976960.
The previous prime is 3231011331209. The next prime is 3231011331263. The reversal of 3231011331212 is 2121331101323.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1148864 + ... + 2789607.
It is an arithmetic number, because the mean of its divisors is an integer number (136633470624).
Almost surely, 23231011331212 is an apocalyptic number.
It is an amenable number.
3231011331212 is an abundant number, since it is smaller than the sum of its proper divisors (3327395258740).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3231011331212 is a wasteful number, since it uses less digits than its factorization.
3231011331212 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3938918 (or 3938916 counting only the distinct ones).
The product of its (nonzero) digits is 648, while the sum is 23.
Adding to 3231011331212 its reverse (2121331101323), we get a palindrome (5352342432535).
The spelling of 3231011331212 in words is "three trillion, two hundred thirty-one billion, eleven million, three hundred thirty-one thousand, two hundred twelve".
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