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1310233300 = 225213102333
BaseRepresentation
bin100111000011000…
…1001001011010100
310101022102202012021
41032012021023110
510140404431200
6334002502524
744316541105
oct11606111324
93338382167
101310233300
11612657742
12306964a44
1317b5aba9c
14c60263ac
157a06241a
hex4e1892d4

1310233300 has 18 divisors (see below), whose sum is σ = 2843206478. Its totient is φ = 524093280.

The previous prime is 1310233289. The next prime is 1310233363. The reversal of 1310233300 is 33320131.

It can be written as a sum of positive squares in 3 ways, for example, as 6012304 + 1304220996 = 2452^2 + 36114^2 .

It is a super-2 number, since 2×13102333002 = 3433422600857780000, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6551067 + ... + 6551266.

Almost surely, 21310233300 is an apocalyptic number.

1310233300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1310233300 is an abundant number, since it is smaller than the sum of its proper divisors (1532973178).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1310233300 is a wasteful number, since it uses less digits than its factorization.

1310233300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13102347 (or 13102340 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 16.

The square root of 1310233300 is about 36197.1449150344. The cubic root of 1310233300 is about 1094.2491325129.

Adding to 1310233300 its reverse (33320131), we get a palindrome (1343553431).

The spelling of 1310233300 in words is "one billion, three hundred ten million, two hundred thirty-three thousand, three hundred".

Divisors: 1 2 4 5 10 20 25 50 100 13102333 26204666 52409332 65511665 131023330 262046660 327558325 655116650 1310233300