Base | Representation |
---|---|
bin | 111011001110… |
… | …0010101101010 |
3 | 2011102110022102 |
4 | 1312130111222 |
5 | 30422032231 |
6 | 3025253402 |
7 | 524625026 |
oct | 166342552 |
9 | 64373272 |
10 | 31049066 |
11 | 16587694 |
12 | a494262 |
13 | 6581639 |
14 | 41a3386 |
15 | 2ad4acb |
hex | 1d9c56a |
31049066 has 4 divisors (see below), whose sum is σ = 46573602. Its totient is φ = 15524532.
The previous prime is 31049047. The next prime is 31049071. The reversal of 31049066 is 66094013.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in only one way, i.e., 29474041 + 1575025 = 5429^2 + 1255^2 .
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7762265 + ... + 7762268.
Almost surely, 231049066 is an apocalyptic number.
31049066 is a deficient number, since it is larger than the sum of its proper divisors (15524536).
31049066 is a wasteful number, since it uses less digits than its factorization.
31049066 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15524535.
The product of its (nonzero) digits is 3888, while the sum is 29.
The square root of 31049066 is about 5572.1688775557. The cubic root of 31049066 is about 314.3037144157.
The spelling of 31049066 in words is "thirty-one million, forty-nine thousand, sixty-six".
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