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206607012 = 22317217251
BaseRepresentation
bin11000101000010…
…01001010100100
3112101202201112120
430110021022210
5410342411022
632300145540
75056062543
oct1424111244
9471681476
10206607012
11a66959a7
12592382b0
1333a5b691
141d62215a
1513211d5c
hexc5092a4

206607012 has 12 divisors (see below), whose sum is σ = 482083056. Its totient is φ = 68869000.

The previous prime is 206606987. The next prime is 206607019. The reversal of 206607012 is 210706602.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (206607019) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8608614 + ... + 8608637.

It is an arithmetic number, because the mean of its divisors is an integer number (40173588).

Almost surely, 2206607012 is an apocalyptic number.

It is an amenable number.

206607012 is an abundant number, since it is smaller than the sum of its proper divisors (275476044).

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

206607012 is a wasteful number, since it uses less digits than its factorization.

206607012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17217258 (or 17217256 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 24.

The square root of 206607012 is about 14373.8308046255. The cubic root of 206607012 is about 591.1735828483.

It can be divided in two parts, 20660 and 7012, that added together give a palindrome (27672).

The spelling of 206607012 in words is "two hundred six million, six hundred seven thousand, twelve".

Divisors: 1 2 3 4 6 12 17217251 34434502 51651753 68869004 103303506 206607012