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32132402213 = 120972656229
BaseRepresentation
bin11101111011001111…
…011000110000100101
310001221100210011021212
4131323033120300211
51011301343332323
622432244521205
72215161624632
oct357317306045
9101840704255
1032132402213
11126999a340a
1262890b0205
1330510b9462
1417ab72b189
15c80e41b78
hex77b3d8c25

32132402213 has 4 divisors (see below), whose sum is σ = 32135070540. Its totient is φ = 32129733888.

The previous prime is 32132402209. The next prime is 32132402329. The reversal of 32132402213 is 31220423123.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 31220423123 = 231357409701.

It can be written as a sum of positive squares in 2 ways, for example, as 491819329 + 31640582884 = 22177^2 + 177878^2 .

It is a cyclic number.

It is not a de Polignac number, because 32132402213 - 22 = 32132402209 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32132402513) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1316018 + ... + 1340211.

It is an arithmetic number, because the mean of its divisors is an integer number (8033767635).

Almost surely, 232132402213 is an apocalyptic number.

It is an amenable number.

32132402213 is a deficient number, since it is larger than the sum of its proper divisors (2668327).

32132402213 is a wasteful number, since it uses less digits than its factorization.

32132402213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2668326.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 32132402213 its reverse (31220423123), we get a palindrome (63352825336).

The spelling of 32132402213 in words is "thirty-two billion, one hundred thirty-two million, four hundred two thousand, two hundred thirteen".

Divisors: 1 12097 2656229 32132402213