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32132020020 = 2235535533667
BaseRepresentation
bin11101111011001101…
…111011011100110100
310001221100001202000120
4131323031323130310
51011301244120040
622432232411540
72215155443442
oct357315733464
9101840052016
1032132020020
1112699762251
126288b46bb0
133050cb44c9
1417ab66bb92
15c80db87d0
hex77b37b734

32132020020 has 24 divisors (see below), whose sum is σ = 89969656224. Its totient is φ = 8568538656.

The previous prime is 32132020007. The next prime is 32132020021. The reversal of 32132020020 is 2002023123.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32132020021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 267766774 + ... + 267766893.

It is an arithmetic number, because the mean of its divisors is an integer number (3748735676).

Almost surely, 232132020020 is an apocalyptic number.

32132020020 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

32132020020 is an abundant number, since it is smaller than the sum of its proper divisors (57837636204).

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

32132020020 is a wasteful number, since it uses less digits than its factorization.

32132020020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 535533679 (or 535533677 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 15.

Adding to 32132020020 its reverse (2002023123), we get a palindrome (34134043143).

The spelling of 32132020020 in words is "thirty-two billion, one hundred thirty-two million, twenty thousand, twenty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 535533667 1071067334 1606601001 2142134668 2677668335 3213202002 5355336670 6426404004 8033005005 10710673340 16066010010 32132020020