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20002010442 = 2329191360091
BaseRepresentation
bin10010101000001101…
…100111010101001010
31220121222022102001120
4102220031213111022
5311431003313232
613104440300110
71305445166151
oct225015472512
956558272046
1020002010442
118534682547
123a62771636
131b69c2ca4b
14d7a68a598
157c101692c
hex4a836754a

20002010442 has 32 divisors (see below), whose sum is σ = 41405791680. Its totient is φ = 6433956480.

The previous prime is 20002010411. The next prime is 20002010459. The reversal of 20002010442 is 24401020002.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 302817 + ... + 362907.

It is an arithmetic number, because the mean of its divisors is an integer number (1293930990).

Almost surely, 220002010442 is an apocalyptic number.

20002010442 is an abundant number, since it is smaller than the sum of its proper divisors (21403781238).

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

20002010442 is a wasteful number, since it uses less digits than its factorization.

20002010442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62038.

The product of its (nonzero) digits is 128, while the sum is 15.

Adding to 20002010442 its reverse (24401020002), we get a palindrome (44403030444).

The spelling of 20002010442 in words is "twenty billion, two million, ten thousand, four hundred forty-two".

Divisors: 1 2 3 6 29 58 87 174 1913 3826 5739 11478 55477 60091 110954 120182 166431 180273 332862 360546 1742639 3485278 5227917 10455834 114954083 229908166 344862249 689724498 3333668407 6667336814 10001005221 20002010442