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201032103 = 31913992521
BaseRepresentation
bin10111111101110…
…00000110100111
3112000021111012110
423332320012213
5402431011403
631540452103
74660513266
oct1376700647
9460244173
10201032103
11a3528438
12573aa033
133285900c
141c9b05dd
15129b0103
hexbfb81a7

201032103 has 16 divisors (see below), whose sum is σ = 282464000. Its totient is φ = 126826560.

The previous prime is 201032101. The next prime is 201032107. The reversal of 201032103 is 301230102.

It is a happy number.

It is not a de Polignac number, because 201032103 - 21 = 201032101 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 (201032101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 78483 + ... + 81003.

It is an arithmetic number, because the mean of its divisors is an integer number (17654000).

Almost surely, 2201032103 is an apocalyptic number.

201032103 is a deficient number, since it is larger than the sum of its proper divisors (81431897).

201032103 is a wasteful number, since it uses less digits than its factorization.

201032103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3942.

The product of its (nonzero) digits is 36, while the sum is 12.

The square root of 201032103 is about 14178.5790190696. The cubic root of 201032103 is about 585.8077846517.

Adding to 201032103 its reverse (301230102), we get a palindrome (502262205).

The spelling of 201032103 in words is "two hundred one million, thirty-two thousand, one hundred three".