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1331013110 = 25719014473
BaseRepresentation
bin100111101010101…
…1010010111110110
310102202112110201212
41033111122113312
510211214404420
6340024121422
744661265460
oct11725322766
93382473655
101331013110
1162335a939
12311906272
131829a612b
14c8ab5130
157bcb93c5
hex4f55a5f6

1331013110 has 16 divisors (see below), whose sum is σ = 2738084256. Its totient is φ = 456347328.

The previous prime is 1331013097. The next prime is 1331013121. The reversal of 1331013110 is 113101331.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9507167 + ... + 9507306.

It is an arithmetic number, because the mean of its divisors is an integer number (171130266).

Almost surely, 21331013110 is an apocalyptic number.

1331013110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1331013110 is an abundant number, since it is smaller than the sum of its proper divisors (1407071146).

1331013110 is a wasteful number, since it uses less digits than its factorization.

1331013110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19014487.

The product of its (nonzero) digits is 27, while the sum is 14.

The square root of 1331013110 is about 36483.0523668182. The cubic root of 1331013110 is about 1100.0036115584.

Adding to 1331013110 its reverse (113101331), we get a palindrome (1444114441).

The spelling of 1331013110 in words is "one billion, three hundred thirty-one million, thirteen thousand, one hundred ten".

Divisors: 1 2 5 7 10 14 35 70 19014473 38028946 95072365 133101311 190144730 266202622 665506555 1331013110