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1331113300 = 2252111210103
BaseRepresentation
bin100111101010111…
…0010110101010100
310102202201120011121
41033111302311110
510211231111200
6340030213324
744662163536
oct11725626524
93382646147
101331113300
11623419140
12311954244
13182a0c90a
14c8add856
157bcd8e1a
hex4f572d54

1331113300 has 36 divisors (see below), whose sum is σ = 3151110816. Its totient is φ = 484040800.

The previous prime is 1331113283. The next prime is 1331113349. The reversal of 1331113300 is 33111331.

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 603952 + ... + 606151.

It is an arithmetic number, because the mean of its divisors is an integer number (87530856).

Almost surely, 21331113300 is an apocalyptic number.

1331113300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1331113300 is an abundant number, since it is smaller than the sum of its proper divisors (1819997516).

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

1331113300 is a wasteful number, since it uses less digits than its factorization.

1331113300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1210128 (or 1210121 counting only the distinct ones).

The product of its (nonzero) digits is 81, while the sum is 16.

The square root of 1331113300 is about 36484.4254442906. The cubic root of 1331113300 is about 1100.0312112356.

Adding to 1331113300 its reverse (33111331), we get a palindrome (1364224631).

The spelling of 1331113300 in words is "one billion, three hundred thirty-one million, one hundred thirteen thousand, three hundred".

Divisors: 1 2 4 5 10 11 20 22 25 44 50 55 100 110 220 275 550 1100 1210103 2420206 4840412 6050515 12101030 13311133 24202060 26622266 30252575 53244532 60505150 66555665 121010300 133111330 266222660 332778325 665556650 1331113300