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2066061 = 31722383
BaseRepresentation
bin111111000011010001101
310212222002210
413320122031
51012103221
6112141033
723363334
oct7703215
93788083
102066061
111191298
12837779
1357452a
143bad1b
152ac276
hex1f868d

2066061 has 12 divisors (see below), whose sum is σ = 2927552. Its totient is φ = 1295808.

The previous prime is 2066059. The next prime is 2066069. The reversal of 2066061 is 1606602.

It is not a de Polignac number, because 2066061 - 21 = 2066059 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2066069) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 325 + ... + 2058.

22066061 is an apocalyptic number.

It is an amenable number.

2066061 is a deficient number, since it is larger than the sum of its proper divisors (861491).

2066061 is a wasteful number, since it uses less digits than its factorization.

2066061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2420 (or 2403 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

The square root of 2066061 is about 1437.3799080271. The cubic root of 2066061 is about 127.3643000685.

The spelling of 2066061 in words is "two million, sixty-six thousand, sixty-one".

Divisors: 1 3 17 51 289 867 2383 7149 40511 121533 688687 2066061