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201013023 = 375788513
BaseRepresentation
bin10111111101100…
…11011100011111
3112000020112000210
423332303130133
5402424404043
631540223503
74660403541
oct1376633437
9460215023
10201013023
11a3515072
125739ab93
1332850423
141c9a7691
15129a9633
hexbfb371f

201013023 has 8 divisors (see below), whose sum is σ = 268374448. Its totient is φ = 133830144.

The previous prime is 201013013. The next prime is 201013063. The reversal of 201013023 is 320310102.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 201013023 - 25 = 201012991 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 (201013013) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41986 + ... + 46527.

It is an arithmetic number, because the mean of its divisors is an integer number (33546806).

Almost surely, 2201013023 is an apocalyptic number.

201013023 is a deficient number, since it is larger than the sum of its proper divisors (67361425).

201013023 is an equidigital number, since it uses as much as digits as its factorization.

201013023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89273.

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

The square root of 201013023 is about 14177.9061571164. The cubic root of 201013023 is about 585.7892510178.

Adding to 201013023 its reverse (320310102), we get a palindrome (521323125).

It can be divided in two parts, 2010 and 13023, that multiplied together give a triangular number (26176230 = T7235).

The spelling of 201013023 in words is "two hundred one million, thirteen thousand, twenty-three".

Divisors: 1 3 757 2271 88513 265539 67004341 201013023