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201032207 = 47103131317
BaseRepresentation
bin10111111101110…
…00001000001111
3112000021111100022
423332320020033
5402431012312
631540452355
74660513505
oct1376701017
9460244308
10201032207
11a3528522
12573aa0bb
133285908c
141c9b0675
15129b0172
hexbfb820f

201032207 has 16 divisors (see below), whose sum is σ = 209544192. Its totient is φ = 192747360.

The previous prime is 201032201. The next prime is 201032219. The reversal of 201032207 is 702230102.

201032207 = 383 + 393 + ... + 1683.

It is a cyclic number.

It is not a de Polignac number, because 201032207 - 224 = 184254991 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 (201032201) 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, 634013 + ... + 634329.

It is an arithmetic number, because the mean of its divisors is an integer number (13096512).

Almost surely, 2201032207 is an apocalyptic number.

201032207 is a deficient number, since it is larger than the sum of its proper divisors (8511985).

201032207 is a wasteful number, since it uses less digits than its factorization.

201032207 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 598.

The product of its (nonzero) digits is 168, while the sum is 17.

The square root of 201032207 is about 14178.5826865734. The cubic root of 201032207 is about 585.8078856704.

Adding to 201032207 its reverse (702230102), we get a palindrome (903262309).

The spelling of 201032207 in words is "two hundred one million, thirty-two thousand, two hundred seven".

Divisors: 1 47 103 131 317 4841 6157 13493 14899 32651 41527 634171 1534597 1951769 4277281 201032207