Base | Representation |
---|---|
bin | 10001100010010010000… |
… | …011001000001100010110 |
3 | 11021012102101111101002020 |
4 | 101202102003020030112 |
5 | 124220411012331111 |
6 | 2321331021354010 |
7 | 153030020440512 |
oct | 21422203101426 |
9 | 4235371441066 |
10 | 1205041136406 |
11 | 425067340528 |
12 | 175665a08906 |
13 | 89833b1a463 |
14 | 42477c57142 |
15 | 2152c56a906 |
hex | 118920c8316 |
1205041136406 has 16 divisors (see below), whose sum is σ = 2410093039104. Its totient is φ = 401678584424.
The previous prime is 1205041136399. The next prime is 1205041136417. The reversal of 1205041136406 is 6046311405021.
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, 2337715 + ... + 2806241.
It is an arithmetic number, because the mean of its divisors is an integer number (150630814944).
Almost surely, 21205041136406 is an apocalyptic number.
1205041136406 is an abundant number, since it is smaller than the sum of its proper divisors (1205051902698).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1205041136406 is a wasteful number, since it uses less digits than its factorization.
1205041136406 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 897195.
The product of its (nonzero) digits is 17280, while the sum is 33.
The spelling of 1205041136406 in words is "one trillion, two hundred five billion, forty-one million, one hundred thirty-six thousand, four hundred six".
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