Base | Representation |
---|---|
bin | 110100100100100011010111… |
… | …111011101011001010101100 |
3 | 1010022122111012111111002012112 |
4 | 310210203113323223022230 |
5 | 220301122144332114040 |
6 | 2135424314013423152 |
7 | 66462251554120511 |
oct | 6444432773531254 |
9 | 1108574174432175 |
10 | 231210302223020 |
11 | 67741813a6809a |
12 | 21b2213249aab8 |
13 | 9c0206549bb83 |
14 | 41148d184d308 |
15 | 1bae49d20e365 |
hex | d248d7eeb2ac |
231210302223020 has 24 divisors (see below), whose sum is σ = 485541958043184. Its totient is φ = 92484059294016.
The previous prime is 231210302222957. The next prime is 231210302223037. The reversal of 231210302223020 is 20322203012132.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38057282 + ... + 43712438.
It is an arithmetic number, because the mean of its divisors is an integer number (20230914918466).
Almost surely, 2231210302223020 is an apocalyptic number.
231210302223020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
231210302223020 is an abundant number, since it is smaller than the sum of its proper divisors (254331655820164).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
231210302223020 is a wasteful number, since it uses less digits than its factorization.
231210302223020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7699409 (or 7699407 counting only the distinct ones).
The product of its (nonzero) digits is 1728, while the sum is 23.
Adding to 231210302223020 its reverse (20322203012132), we get a palindrome (251532505235152).
The spelling of 231210302223020 in words is "two hundred thirty-one trillion, two hundred ten billion, three hundred two million, two hundred twenty-three thousand, twenty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.084 sec. • engine limits •