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32160123109 = 1092691096829
BaseRepresentation
bin11101111100111001…
…001000100011100101
310002000021221112012201
4131330321020203211
51011330442414414
622435115014501
72215646351602
oct357471104345
9102007845181
1032160123109
1112703607544
12629643a431
133056a73c5a
1417b12a56a9
15c835ba574
hex77ce488e5

32160123109 has 8 divisors (see below), whose sum is σ = 32575851000. Its totient is φ = 31746589632.

The previous prime is 32160123103. The next prime is 32160123157. The reversal of 32160123109 is 90132106123.

It can be written as a sum of positive squares in 4 ways, for example, as 3905875009 + 28254248100 = 62497^2 + 168090^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 32160123109 - 23 = 32160123101 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32160123101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 519094 + ... + 577735.

It is an arithmetic number, because the mean of its divisors is an integer number (4071981375).

Almost surely, 232160123109 is an apocalyptic number.

It is an amenable number.

32160123109 is a deficient number, since it is larger than the sum of its proper divisors (415727891).

32160123109 is a wasteful number, since it uses less digits than its factorization.

32160123109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1097207.

The product of its (nonzero) digits is 1944, while the sum is 28.

The spelling of 32160123109 in words is "thirty-two billion, one hundred sixty million, one hundred twenty-three thousand, one hundred nine".

Divisors: 1 109 269 29321 1096829 119554361 295047001 32160123109