Base | Representation |
---|---|
bin | 11001011000011… |
… | …11101000101101 |
3 | 112211122201011010 |
4 | 30230033220231 |
5 | 414002044343 |
6 | 33043415433 |
7 | 5163555342 |
oct | 1454175055 |
9 | 484581133 |
10 | 212924973 |
11 | aa210758 |
12 | 5b384579 |
13 | 35161311 |
14 | 203c87c9 |
15 | 13a5dd33 |
hex | cb0fa2d |
212924973 has 8 divisors (see below), whose sum is σ = 291573088. Its totient is φ = 138113424.
The previous prime is 212924951. The next prime is 212924977. The reversal of 212924973 is 379429212.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 212924973 - 25 = 212924941 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 (212924977) 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, 959011 + ... + 959232.
It is an arithmetic number, because the mean of its divisors is an integer number (36446636).
Almost surely, 2212924973 is an apocalyptic number.
It is an amenable number.
212924973 is a deficient number, since it is larger than the sum of its proper divisors (78648115).
212924973 is a wasteful number, since it uses less digits than its factorization.
212924973 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1918283.
The product of its digits is 54432, while the sum is 39.
The square root of 212924973 is about 14591.9489102724. The cubic root of 212924973 is about 597.1391335300.
The spelling of 212924973 in words is "two hundred twelve million, nine hundred twenty-four thousand, nine hundred seventy-three".
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