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206060001 = 3791110771
BaseRepresentation
bin11000100100000…
…11100111100001
3112100201221011220
430102003213201
5410222410001
632240325253
75051324010
oct1422034741
9470657156
10206060001
11a6351a24
1259013829
13338c96c4
141d51ca77
1513154c36
hexc4839e1

206060001 has 16 divisors (see below), whose sum is σ = 314370048. Its totient is φ = 117608400.

The previous prime is 206059957. The next prime is 206060003. The reversal of 206060001 is 100060602.

It is not a de Polignac number, because 206060001 - 29 = 206059489 is a prime.

It is not an unprimeable number, because it can be changed into a prime (206060003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13746 + ... + 24516.

It is an arithmetic number, because the mean of its divisors is an integer number (19648128).

Almost surely, 2206060001 is an apocalyptic number.

206060001 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

206060001 is a deficient number, since it is larger than the sum of its proper divisors (108310047).

206060001 is a wasteful number, since it uses less digits than its factorization.

206060001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11692.

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 206060001 is about 14354.7901761050. The cubic root of 206060001 is about 590.6513929809.

The spelling of 206060001 in words is "two hundred six million, sixty thousand, one".

Divisors: 1 3 7 21 911 2733 6377 10771 19131 32313 75397 226191 9812381 29437143 68686667 206060001