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20000317468 = 227876353341
BaseRepresentation
bin10010101000000111…
…001010000000011100
31220121212010101201211
4102220013022000130
5311430040124333
613104340114204
71305424615315
oct225007120034
956555111654
1020000317468
11853372659a
123a62095964
131b697892a1
14d7a36960c
157c0cceecd
hex4a81ca01c

20000317468 has 12 divisors (see below), whose sum is σ = 35045034472. Its totient is φ = 9987450480.

The previous prime is 20000317457. The next prime is 20000317481. The reversal of 20000317468 is 86471300002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3173523 + ... + 3179818.

Almost surely, 220000317468 is an apocalyptic number.

It is an amenable number.

20000317468 is a deficient number, since it is larger than the sum of its proper divisors (15044717004).

20000317468 is a wasteful number, since it uses less digits than its factorization.

20000317468 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6354132 (or 6354130 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 31.

The spelling of 20000317468 in words is "twenty billion, three hundred seventeen thousand, four hundred sixty-eight".

Divisors: 1 2 4 787 1574 3148 6353341 12706682 25413364 5000079367 10000158734 20000317468