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206968 = 2341631
BaseRepresentation
bin110010100001111000
3101111220111
4302201320
523110333
64234104
71521256
oct624170
9344814
10206968
11131553
129b934
1373288
14555d6
15414cd
hex32878

206968 has 16 divisors (see below), whose sum is σ = 398160. Its totient is φ = 100800.

The previous prime is 206953. The next prime is 206993. The reversal of 206968 is 869602.

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13 + ... + 643.

It is an arithmetic number, because the mean of its divisors is an integer number (24885).

2206968 is an apocalyptic number.

It is an amenable number.

206968 is a deficient number, since it is larger than the sum of its proper divisors (191192).

206968 is a wasteful number, since it uses less digits than its factorization.

206968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 678 (or 674 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 31.

The square root of 206968 is about 454.9373583253. The cubic root of 206968 is about 59.1517686046.

The spelling of 206968 in words is "two hundred six thousand, nine hundred sixty-eight".

Divisors: 1 2 4 8 41 82 164 328 631 1262 2524 5048 25871 51742 103484 206968