Base | Representation |
---|---|
bin | 11001010100000… |
… | …11000101011100 |
3 | 112210120110110000 |
4 | 30222003011130 |
5 | 413330134101 |
6 | 33023214300 |
7 | 5155640046 |
oct | 1452030534 |
9 | 483513400 |
10 | 212349276 |
11 | a9958177 |
12 | 5b147390 |
13 | 34cbc279 |
14 | 202b8a96 |
15 | 13998486 |
hex | ca8315c |
212349276 has 30 divisors (see below), whose sum is σ = 555123800. Its totient is φ = 70782984.
The previous prime is 212349259. The next prime is 212349289. The reversal of 212349276 is 672943212.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is an alternating number because its digits alternate between even and odd.
It is a self number, because there is not a number n which added to its sum of digits gives 212349276.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 327376 + ... + 328023.
Almost surely, 2212349276 is an apocalyptic number.
It is an amenable number.
212349276 is an abundant number, since it is smaller than the sum of its proper divisors (342774524).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
212349276 is a wasteful number, since it uses less digits than its factorization.
212349276 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 655415 (or 655404 counting only the distinct ones).
The product of its digits is 36288, while the sum is 36.
The square root of 212349276 is about 14572.2090295192. The cubic root of 212349276 is about 596.6004750947.
The spelling of 212349276 in words is "two hundred twelve million, three hundred forty-nine thousand, two hundred seventy-six".
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