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2031200110 = 25203120011
BaseRepresentation
bin111100100010001…
…1010011101101110
312020120001122201201
41321010122131232
513124441400420
6533315400114
7101222626132
oct17104323556
95216048651
102031200110
11952617785
124882b303a
13264a7c674
14153a9b3c2
15bd4c710a
hex7911a76e

2031200110 has 8 divisors (see below), whose sum is σ = 3656160216. Its totient is φ = 812480040.

The previous prime is 2031200099. The next prime is 2031200117. The reversal of 2031200110 is 110021302.

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

It is a Harshad number since it is a multiple of its sum of digits (10), and also a Moran number because the ratio is a prime number: 203120011 = 2031200110 / (2 + 0 + 3 + 1 + 2 + 0 + 0 + 1 + 1 + 0).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2031200117) 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 3 ways as a sum of consecutive naturals, for example, 101559996 + ... + 101560015.

It is an arithmetic number, because the mean of its divisors is an integer number (457020027).

Almost surely, 22031200110 is an apocalyptic number.

2031200110 is a deficient number, since it is larger than the sum of its proper divisors (1624960106).

2031200110 is a wasteful number, since it uses less digits than its factorization.

2031200110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 203120018.

The product of its (nonzero) digits is 12, while the sum is 10.

The square root of 2031200110 is about 45068.8374600455. The cubic root of 2031200110 is about 1266.4388861729.

Adding to 2031200110 its reverse (110021302), we get a palindrome (2141221412).

The spelling of 2031200110 in words is "two billion, thirty-one million, two hundred thousand, one hundred ten".

Divisors: 1 2 5 10 203120011 406240022 1015600055 2031200110