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32130211211 = 75878778079
BaseRepresentation
bin11101111011000111…
…000001110110001011
310001221012122211210122
4131323013001312023
51011300313224321
622432125533455
72215134201110
oct357307016613
9101835584718
1032130211211
111269873726a
12628841428b
1330508000c7
1417ab31a907
15c80b5c8ab
hex77b1c1d8b

32130211211 has 8 divisors (see below), whose sum is σ = 36721336320. Its totient is φ = 27539359848.

The previous prime is 32130211187. The next prime is 32130211213. The reversal of 32130211211 is 11211203123.

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

It is not a de Polignac number, because 32130211211 - 214 = 32130194827 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 32130211211.

It is not an unprimeable number, because it can be changed into a prime (32130211213) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 372470 + ... + 450548.

It is an arithmetic number, because the mean of its divisors is an integer number (4590167040).

Almost surely, 232130211211 is an apocalyptic number.

32130211211 is a deficient number, since it is larger than the sum of its proper divisors (4591125109).

32130211211 is an equidigital number, since it uses as much as digits as its factorization.

32130211211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136873.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 32130211211 its reverse (11211203123), we get a palindrome (43341414334).

The spelling of 32130211211 in words is "thirty-two billion, one hundred thirty million, two hundred eleven thousand, two hundred eleven".

Divisors: 1 7 58787 78079 411509 546553 4590030173 32130211211