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11031231310 = 2511100283921
BaseRepresentation
bin10100100011000001…
…10011101101001110
31001110210012121112121
422101200303231032
5140042443400220
65022341323154
7540235630141
oct122140635516
931423177477
1011031231310
11475092a3a0
12217a4064ba
13106a540c08
147690c0058
154486aceaa
hex291833b4e

11031231310 has 16 divisors (see below), whose sum is σ = 21661327152. Its totient is φ = 4011356800.

The previous prime is 11031231271. The next prime is 11031231311. The reversal of 11031231310 is 1313213011.

It is a super-2 number, since 2×110312313102 (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11031231311) 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, 50141851 + ... + 50142070.

It is an arithmetic number, because the mean of its divisors is an integer number (1353832947).

Almost surely, 211031231310 is an apocalyptic number.

11031231310 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11031231310 is a deficient number, since it is larger than the sum of its proper divisors (10630095842).

11031231310 is a wasteful number, since it uses less digits than its factorization.

11031231310 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100283939.

The product of its (nonzero) digits is 54, while the sum is 16.

Adding to 11031231310 its reverse (1313213011), we get a palindrome (12344444321).

The spelling of 11031231310 in words is "eleven billion, thirty-one million, two hundred thirty-one thousand, three hundred ten".

Divisors: 1 2 5 10 11 22 55 110 100283921 200567842 501419605 1002839210 1103123131 2206246262 5515615655 11031231310