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11312321030 = 251867605909
BaseRepresentation
bin10101000100100010…
…00101001000000110
31002012101010110010222
422202101011020012
5141131423233110
65110302144342
7550221066533
oct124221051006
932171113128
1011312321030
11488556824a
1222385820b2
1310b384a5aa
1479456dd8a
154631d3c55
hex2a2445206

11312321030 has 16 divisors (see below), whose sum is σ = 20373117840. Its totient is φ = 4522497312.

The previous prime is 11312321017. The next prime is 11312321057. The reversal of 11312321030 is 3012321311.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 284285 + ... + 321624.

It is an arithmetic number, because the mean of its divisors is an integer number (1273319865).

Almost surely, 211312321030 is an apocalyptic number.

11312321030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11312321030 is a deficient number, since it is larger than the sum of its proper divisors (9060796810).

11312321030 is a wasteful number, since it uses less digits than its factorization.

11312321030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 607783.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 11312321030 its reverse (3012321311), we get a palindrome (14324642341).

The spelling of 11312321030 in words is "eleven billion, three hundred twelve million, three hundred twenty-one thousand, thirty".

Divisors: 1 2 5 10 1867 3734 9335 18670 605909 1211818 3029545 6059090 1131232103 2262464206 5656160515 11312321030