Base | Representation |
---|---|
bin | 11001010110000… |
… | …10000100101000 |
3 | 112211001120100102 |
4 | 30223002010220 |
5 | 413411413042 |
6 | 33032524532 |
7 | 5161063163 |
oct | 1453020450 |
9 | 484046312 |
10 | 212607272 |
11 | aa013a99 |
12 | 5b250748 |
13 | 3507c827 |
14 | 20344ada |
15 | 139e9b32 |
hex | cac2128 |
212607272 has 8 divisors (see below), whose sum is σ = 398638650. Its totient is φ = 106303632.
The previous prime is 212607233. The next prime is 212607277. The reversal of 212607272 is 272706212.
It can be written as a sum of positive squares in only one way, i.e., 112487236 + 100120036 = 10606^2 + 10006^2 .
It is a tau number, because it is divible by the number of its divisors (8).
It is not an unprimeable number, because it can be changed into a prime (212607277) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13287947 + ... + 13287962.
Almost surely, 2212607272 is an apocalyptic number.
It is an amenable number.
212607272 is a deficient number, since it is larger than the sum of its proper divisors (186031378).
212607272 is a wasteful number, since it uses less digits than its factorization.
212607272 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 26575915 (or 26575911 counting only the distinct ones).
The product of its (nonzero) digits is 4704, while the sum is 29.
The square root of 212607272 is about 14581.0586721267. The cubic root of 212607272 is about 596.8419926632.
The spelling of 212607272 in words is "two hundred twelve million, six hundred seven thousand, two hundred seventy-two".
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