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20301344032 = 25634417001
BaseRepresentation
bin10010111010000011…
…011110110100100000
31221101211120010112211
4102322003132310200
5313034121002112
613154252131504
71316041401634
oct227203366440
957354503484
1020301344032
118678641282
123b26a66b94
131bb6c56408
14da8328dc4
157dc4430a7
hex4ba0ded20

20301344032 has 12 divisors (see below), whose sum is σ = 39968271126. Its totient is φ = 10150672000.

The previous prime is 20301344003. The next prime is 20301344057. The reversal of 20301344032 is 23044310302.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 12250947856 + 8050396176 = 110684^2 + 89724^2 .

It is a junction number, because it is equal to n+sod(n) for n = 20301343994 and 20301344012.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 317208469 + ... + 317208532.

Almost surely, 220301344032 is an apocalyptic number.

It is an amenable number.

20301344032 is a deficient number, since it is larger than the sum of its proper divisors (19666927094).

20301344032 is an equidigital number, since it uses as much as digits as its factorization.

20301344032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 634417011 (or 634417003 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 22.

Adding to 20301344032 its reverse (23044310302), we get a palindrome (43345654334).

The spelling of 20301344032 in words is "twenty billion, three hundred one million, three hundred forty-four thousand, thirty-two".

Divisors: 1 2 4 8 16 32 634417001 1268834002 2537668004 5075336008 10150672016 20301344032