Base | Representation |
---|---|
bin | 11110110010000… |
… | …01000010000110 |
3 | 122222212201212011 |
4 | 33121001002012 |
5 | 1012100403240 |
6 | 41342244434 |
7 | 6253541350 |
oct | 1731010206 |
9 | 588781764 |
10 | 258216070 |
11 | 122835612 |
12 | 7258671a |
13 | 4165b298 |
14 | 264180d0 |
15 | 17a086ea |
hex | f641086 |
258216070 has 16 divisors (see below), whose sum is σ = 531187488. Its totient is φ = 88531200.
The previous prime is 258216067. The next prime is 258216097. The reversal of 258216070 is 70612852.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1844331 + ... + 1844470.
It is an arithmetic number, because the mean of its divisors is an integer number (33199218).
Almost surely, 2258216070 is an apocalyptic number.
258216070 is an abundant number, since it is smaller than the sum of its proper divisors (272971418).
258216070 is a wasteful number, since it uses less digits than its factorization.
258216070 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3688815.
The product of its (nonzero) digits is 6720, while the sum is 31.
The square root of 258216070 is about 16069.1029618955. The cubic root of 258216070 is about 636.7873425423.
The spelling of 258216070 in words is "two hundred fifty-eight million, two hundred sixteen thousand, seventy".
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