Base | Representation |
---|---|
bin | 11110101001100… |
… | …10010001100110 |
3 | 122220210101120012 |
4 | 33110302101212 |
5 | 1011304411141 |
6 | 41302410222 |
7 | 6241242140 |
oct | 1724622146 |
9 | 586711505 |
10 | 257107046 |
11 | 122148369 |
12 | 72130972 |
13 | 41360561 |
14 | 26209c90 |
15 | 17889ceb |
hex | f532466 |
257107046 has 16 divisors (see below), whose sum is σ = 446964480. Its totient is φ = 108636360.
The previous prime is 257107013. The next prime is 257107051. The reversal of 257107046 is 640701752.
257107046 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a super-2 number, since 2×2571070462 = 132208066205692232, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 128336 + ... + 130323.
It is an arithmetic number, because the mean of its divisors is an integer number (27935280).
Almost surely, 2257107046 is an apocalyptic number.
257107046 is a deficient number, since it is larger than the sum of its proper divisors (189857434).
257107046 is a wasteful number, since it uses less digits than its factorization.
257107046 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 258739.
The product of its (nonzero) digits is 11760, while the sum is 32.
The square root of 257107046 is about 16034.5578673065. The cubic root of 257107046 is about 635.8743785619.
Adding to 257107046 its reverse (640701752), we get a palindrome (897808798).
The spelling of 257107046 in words is "two hundred fifty-seven million, one hundred seven thousand, forty-six".
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