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20010332132013 = 319933346769047
BaseRepresentation
bin1001000110011000001001…
…01111010001001010101101
32121211222011110012012020210
410203030010233101022231
510110322130011211023
6110320341503333033
74133461453501506
oct443140457211255
977758143165223
1020010332132013
116415374902813
1222b21778b1179
13b21c73a3c512
144d2710559bad
1524a7abe9d593
hex123304bd12ad

20010332132013 has 8 divisors (see below), whose sum is σ = 26693829926848. Its totient is φ = 13333527879264.

The previous prime is 20010332131981. The next prime is 20010332132027. The reversal of 20010332132013 is 31023123301002.

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

It is not a de Polignac number, because 20010332132013 - 25 = 20010332131981 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20010332132083) 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, 1673378545 + ... + 1673390502.

It is an arithmetic number, because the mean of its divisors is an integer number (3336728740856).

Almost surely, 220010332132013 is an apocalyptic number.

It is an amenable number.

20010332132013 is a deficient number, since it is larger than the sum of its proper divisors (6683497794835).

20010332132013 is a wasteful number, since it uses less digits than its factorization.

20010332132013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3346771043.

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 20010332132013 its reverse (31023123301002), we get a palindrome (51033455433015).

The spelling of 20010332132013 in words is "twenty trillion, ten billion, three hundred thirty-two million, one hundred thirty-two thousand, thirteen".

Divisors: 1 3 1993 5979 3346769047 10040307141 6670110710671 20010332132013