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32103231001 = 1715101125053
BaseRepresentation
bin11101111001100000…
…000110111000011001
310001212022220002220121
4131321200012320121
51011221411343001
622425323353241
72214355650442
oct357140067031
9101768802817
1032103231001
1112684489676
12627b382821
13304804479a
1417a78d62c9
15c7d5cd6a1
hex779806e19

32103231001 has 8 divisors (see below), whose sum is σ = 33994179144. Its totient is φ = 30212563200.

The previous prime is 32103230989. The next prime is 32103231011. The reversal of 32103231001 is 10013230123.

It can be written as a sum of positive squares in 4 ways, for example, as 502835776 + 31600395225 = 22424^2 + 177765^2 .

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

It is not a de Polignac number, because 32103231001 - 217 = 32103099929 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (32103231011) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 194191 + ... + 319243.

It is an arithmetic number, because the mean of its divisors is an integer number (4249272393).

Almost surely, 232103231001 is an apocalyptic number.

It is an amenable number.

32103231001 is a deficient number, since it is larger than the sum of its proper divisors (1890948143).

32103231001 is a wasteful number, since it uses less digits than its factorization.

32103231001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140171.

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 32103231001 its reverse (10013230123), we get a palindrome (42116461124).

The spelling of 32103231001 in words is "thirty-two billion, one hundred three million, two hundred thirty-one thousand, one".

Divisors: 1 17 15101 125053 256717 2125901 1888425353 32103231001