Base | Representation |
---|---|
bin | 1011101101100100001… |
… | …1010100100001011111 |
3 | 201020100200011011121102 |
4 | 2323121003110201133 |
5 | 11244034231200413 |
6 | 232233513023315 |
7 | 20352112652615 |
oct | 2733103244137 |
9 | 636320134542 |
10 | 201210021983 |
11 | 783728a2673 |
12 | 32bb49b4b3b |
13 | 15c87c12209 |
14 | 9a4aa9d6b5 |
15 | 53797de458 |
hex | 2ed90d485f |
201210021983 has 8 divisors (see below), whose sum is σ = 214701394800. Its totient is φ = 188008786368.
The previous prime is 201210021979. The next prime is 201210022007. The reversal of 201210021983 is 389120012102.
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 201210021983 - 22 = 201210021979 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (201210021953) 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, 72532868 + ... + 72535641.
It is an arithmetic number, because the mean of its divisors is an integer number (26837674350).
Almost surely, 2201210021983 is an apocalyptic number.
201210021983 is a deficient number, since it is larger than the sum of its proper divisors (13491372817).
201210021983 is a wasteful number, since it uses less digits than its factorization.
201210021983 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 145068601.
The product of its (nonzero) digits is 1728, while the sum is 29.
The spelling of 201210021983 in words is "two hundred one billion, two hundred ten million, twenty-one thousand, nine hundred eighty-three".
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