Base | Representation |
---|---|
bin | 111001011000000010… |
… | …1000110010110100011 |
3 | 102210000221101122101212 |
4 | 1302300011012112203 |
5 | 4004320040223133 |
6 | 132334154420335 |
7 | 11621224004426 |
oct | 1626005062643 |
9 | 383027348355 |
10 | 123213211043 |
11 | 4828871113a |
12 | 1ba67a316ab |
13 | b807b00190 |
14 | 5d6bdad9bd |
15 | 3312113148 |
hex | 1cb01465a3 |
123213211043 has 8 divisors (see below), whose sum is σ = 132697549488. Its totient is φ = 113729786784.
The previous prime is 123213211027. The next prime is 123213211049. The reversal of 123213211043 is 340112312321.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 123213211043 - 24 = 123213211027 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (123213211049) 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, 65396 + ... + 500702.
It is an arithmetic number, because the mean of its divisors is an integer number (16587193686).
Almost surely, 2123213211043 is an apocalyptic number.
123213211043 is a gapful number since it is divisible by the number (13) formed by its first and last digit.
123213211043 is a deficient number, since it is larger than the sum of its proper divisors (9484338445).
123213211043 is a wasteful number, since it uses less digits than its factorization.
123213211043 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 457093.
The product of its (nonzero) digits is 864, while the sum is 23.
Adding to 123213211043 its reverse (340112312321), we get a palindrome (463325523364).
The spelling of 123213211043 in words is "one hundred twenty-three billion, two hundred thirteen million, two hundred eleven thousand, forty-three".
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