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206668848 = 24329148469
BaseRepresentation
bin11000101000110…
…00010000110000
3112101212212100210
430110120100300
5410401400343
632301344120
75056441041
oct1424302060
9471785323
10206668848
11a6728401
1259268040
1333a80879
141d63a8c8
1513225333
hexc518430

206668848 has 40 divisors (see below), whose sum is σ = 552308400. Its totient is φ = 66513664.

The previous prime is 206668843. The next prime is 206668873. The reversal of 206668848 is 848866602.

It is a happy number.

It is a hoax number, since the sum of its digits (48) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a junction number, because it is equal to n+sod(n) for n = 206668797 and 206668806.

It is not an unprimeable number, because it can be changed into a prime (206668843) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 72843 + ... + 75626.

It is an arithmetic number, because the mean of its divisors is an integer number (13807710).

Almost surely, 2206668848 is an apocalyptic number.

It is an amenable number.

206668848 is an abundant number, since it is smaller than the sum of its proper divisors (345639552).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

206668848 is a wasteful number, since it uses less digits than its factorization.

206668848 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148509 (or 148503 counting only the distinct ones).

The product of its (nonzero) digits is 884736, while the sum is 48.

The square root of 206668848 is about 14375.9816360484. The cubic root of 206668848 is about 591.2325549728.

The spelling of 206668848 in words is "two hundred six million, six hundred sixty-eight thousand, eight hundred forty-eight".

Divisors: 1 2 3 4 6 8 12 16 24 29 48 58 87 116 174 232 348 464 696 1392 148469 296938 445407 593876 890814 1187752 1781628 2375504 3563256 4305601 7126512 8611202 12916803 17222404 25833606 34444808 51667212 68889616 103334424 206668848