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40206114 = 23213213217
BaseRepresentation
bin1001100101011…
…1111100100010
32210122200102100
42121113330202
540243043424
63553431230
7665513664
oct231277442
983580370
1040206114
11207714a3
121156b516
138439600
1454a8534
1537e2dc9
hex2657f22

40206114 has 36 divisors (see below), whose sum is σ = 94336866. Its totient is φ = 12370176.

The previous prime is 40206083. The next prime is 40206119. The reversal of 40206114 is 41160204.

It can be written as a sum of positive squares in 3 ways, for example, as 18275625 + 21930489 = 4275^2 + 4683^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (40206119) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 3567 + ... + 9650.

Almost surely, 240206114 is an apocalyptic number.

40206114 is an abundant number, since it is smaller than the sum of its proper divisors (54130752).

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

40206114 is a wasteful number, since it uses less digits than its factorization.

40206114 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13251 (or 13235 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 40206114 is about 6340.8291255955. The cubic root of 40206114 is about 342.5815998943.

Adding to 40206114 its reverse (41160204), we get a palindrome (81366318).

The spelling of 40206114 in words is "forty million, two hundred six thousand, one hundred fourteen".

Divisors: 1 2 3 6 9 13 18 26 39 78 117 169 234 338 507 1014 1521 3042 13217 26434 39651 79302 118953 171821 237906 343642 515463 1030926 1546389 2233673 3092778 4467346 6701019 13402038 20103057 40206114