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32123312030 = 25171016318593
BaseRepresentation
bin11101111010101100…
…101101011110011110
310001220201200022220102
4131322230231132132
51011242031441110
622431322021102
72215021434635
oct357254553636
9101821608812
1032123312030
1112694854867
126286047792
13304c255a54
1417aa44251c
15c802485a5
hex77ab2d79e

32123312030 has 32 divisors (see below), whose sum is σ = 61232570784. Its totient is φ = 12091641856.

The previous prime is 32123312021. The next prime is 32123312041. The reversal of 32123312030 is 3021332123.

It is a junction number, because it is equal to n+sod(n) for n = 32123311993 and 32123312011.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1718414 + ... + 1737006.

It is an arithmetic number, because the mean of its divisors is an integer number (1913517837).

Almost surely, 232123312030 is an apocalyptic number.

32123312030 is a deficient number, since it is larger than the sum of its proper divisors (29109258754).

32123312030 is a wasteful number, since it uses less digits than its factorization.

32123312030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28780.

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 32123312030 its reverse (3021332123), we get a palindrome (35144644153).

The spelling of 32123312030 in words is "thirty-two billion, one hundred twenty-three million, three hundred twelve thousand, thirty".

Divisors: 1 2 5 10 17 34 85 170 10163 18593 20326 37186 50815 92965 101630 172771 185930 316081 345542 632162 863855 1580405 1727710 3160810 188960659 377921318 944803295 1889606590 3212331203 6424662406 16061656015 32123312030