Base | Representation |
---|---|
bin | 10101110011101001… |
… | …111110011001011101 |
3 | 2020102211212102002011 |
4 | 111303221332121131 |
5 | 340423244013210 |
6 | 14431245231221 |
7 | 1456152040645 |
oct | 256351763135 |
9 | 66384772064 |
10 | 23415219805 |
11 | 9a2631022a |
12 | 4655862511 |
13 | 22920cc163 |
14 | 11c1ad5525 |
15 | 9209ccd8a |
hex | 573a7e65d |
23415219805 has 8 divisors (see below), whose sum is σ = 29319927552. Its totient is φ = 17917733328.
The previous prime is 23415219797. The next prime is 23415219881. The reversal of 23415219805 is 50891251432.
It is a happy number.
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 23415219805 - 23 = 23415219797 is a prime.
It is a Duffinian number.
It is a congruent number.
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, 101805189 + ... + 101805418.
It is an arithmetic number, because the mean of its divisors is an integer number (3664990944).
Almost surely, 223415219805 is an apocalyptic number.
It is an amenable number.
23415219805 is a deficient number, since it is larger than the sum of its proper divisors (5904707747).
23415219805 is a wasteful number, since it uses less digits than its factorization.
23415219805 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 203610635.
The product of its (nonzero) digits is 86400, while the sum is 40.
The spelling of 23415219805 in words is "twenty-three billion, four hundred fifteen million, two hundred nineteen thousand, eight hundred five".
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