Base | Representation |
---|---|
bin | 111011111101110… |
… | …1111101010110001 |
3 | 12012020012211111201 |
4 | 1313323233222301 |
5 | 13110102303244 |
6 | 531355211201 |
7 | 100601665561 |
oct | 16773575261 |
9 | 5166184451 |
10 | 2012150449 |
11 | 942896461 |
12 | 481a46b01 |
13 | 260b3c98a |
14 | 15133cda1 |
15 | bb9b2ad4 |
hex | 77eefab1 |
2012150449 has 9 divisors (see below), whose sum is σ = 2080590201. Its totient is φ = 1945896660.
The previous prime is 2012150419. The next prime is 2012150467. The reversal of 2012150449 is 9440512102.
The square root of 2012150449 is 44857.
It is a perfect power (a square), and thus also a powerful number.
It is not a de Polignac number, because 2012150449 - 213 = 2012142257 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2012150419) by changing a digit.
It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 1389844 + ... + 1391290.
It is an arithmetic number, because the mean of its divisors is an integer number (231176689).
Almost surely, 22012150449 is an apocalyptic number.
2012150449 is the 44857-th square number.
2012150449 is the 22429-th centered octagonal number.
It is an amenable number.
2012150449 is a deficient number, since it is larger than the sum of its proper divisors (68439752).
2012150449 is an frugal number, since it uses more digits than its factorization.
2012150449 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2956 (or 1478 counting only the distinct ones).
The product of its (nonzero) digits is 2880, while the sum is 28.
The cubic root of 2012150449 is about 1262.4673348278.
The spelling of 2012150449 in words is "two billion, twelve million, one hundred fifty thousand, four hundred forty-nine".
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