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258307006 = 2313449919
BaseRepresentation
bin11110110010101…
…11001110111110
3200000001100121011
433121113032332
51012111311011
641344225434
76254400436
oct1731271676
9600040534
10258307006
11122897971
127260b27a
13416907a9
142643d2c6
1517a25621
hexf6573be

258307006 has 16 divisors (see below), whose sum is σ = 389988000. Its totient is φ = 128314368.

The previous prime is 258306989. The next prime is 258307009. The reversal of 258307006 is 600703852.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (258307009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 280615 + ... + 281533.

It is an arithmetic number, because the mean of its divisors is an integer number (24374250).

Almost surely, 2258307006 is an apocalyptic number.

258307006 is a deficient number, since it is larger than the sum of its proper divisors (131680994).

258307006 is a wasteful number, since it uses less digits than its factorization.

258307006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1683.

The product of its (nonzero) digits is 10080, while the sum is 31.

The square root of 258307006 is about 16071.9322422663. The cubic root of 258307006 is about 636.8620862732.

The spelling of 258307006 in words is "two hundred fifty-eight million, three hundred seven thousand, six".

Divisors: 1 2 313 449 626 898 919 1838 140537 281074 287647 412631 575294 825262 129153503 258307006