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32113312133 = 72655373717
BaseRepresentation
bin11101111010000110…
…100100000110000101
310001220000212021121212
4131322012210012011
51011232001442013
622430323421205
72214540435500
oct357206440605
9101800767555
1032113312133
111268a144791
126282824805
13304a164256
1417a8d9c137
15c7e4206a8
hex77a1a4185

32113312133 has 6 divisors (see below), whose sum is σ = 37356301926. Its totient is φ = 27525696072.

The previous prime is 32113312117. The next prime is 32113312151. The reversal of 32113312133 is 33121331123.

It can be written as a sum of positive squares in only one way, i.e., 20805754564 + 11307557569 = 144242^2 + 106337^2 .

It is not a de Polignac number, because 32113312133 - 24 = 32113312117 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 32113312099 and 32113312108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32113312183) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 327686810 + ... + 327686907.

It is an arithmetic number, because the mean of its divisors is an integer number (6226050321).

Almost surely, 232113312133 is an apocalyptic number.

It is an amenable number.

32113312133 is a deficient number, since it is larger than the sum of its proper divisors (5242989793).

32113312133 is an equidigital number, since it uses as much as digits as its factorization.

32113312133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 655373731 (or 655373724 counting only the distinct ones).

The product of its digits is 972, while the sum is 23.

Adding to 32113312133 its reverse (33121331123), we get a palindrome (65234643256).

The spelling of 32113312133 in words is "thirty-two billion, one hundred thirteen million, three hundred twelve thousand, one hundred thirty-three".

Divisors: 1 7 49 655373717 4587616019 32113312133