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132145238204 = 22721996333773
BaseRepresentation
bin111101100010001111…
…0000101000010111100
3110122002102120122012122
41323010132011002330
54131113140110304
6140412351022112
712355452664100
oct1730436050274
9418072518178
10132145238204
11510515a6371
122173b20a938
13c5cc471555
14657836d900
1536863649be
hex1ec47850bc

132145238204 has 36 divisors (see below), whose sum is σ = 269031390264. Its totient is φ = 56629159776.

The previous prime is 132145238201. The next prime is 132145238261. The reversal of 132145238204 is 402832541231.

It is a super-2 number, since 2×1321452382042 (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (132145238201) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3895862 + ... + 3929634.

It is an arithmetic number, because the mean of its divisors is an integer number (7473094174).

Almost surely, 2132145238204 is an apocalyptic number.

132145238204 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

132145238204 is an abundant number, since it is smaller than the sum of its proper divisors (136886152060).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

132145238204 is a wasteful number, since it uses less digits than its factorization.

132145238204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53754 (or 53745 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 35.

Adding to 132145238204 its reverse (402832541231), we get a palindrome (534977779435).

The spelling of 132145238204 in words is "one hundred thirty-two billion, one hundred forty-five million, two hundred thirty-eight thousand, two hundred four".

Divisors: 1 2 4 7 14 28 49 98 196 19963 33773 39926 67546 79852 135092 139741 236411 279482 472822 558964 945644 978187 1654877 1956374 3309754 3912748 6619508 674210399 1348420798 2696841596 4719472793 9438945586 18877891172 33036309551 66072619102 132145238204