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20002045425 = 3521210122039
BaseRepresentation
bin10010101000001101…
…101111110111110001
31220121222101012001020
4102220031233313301
5311431010423200
613104441130053
71305445403145
oct225015576761
956558335036
1020002045425
1185346a685a
123a62789929
131b69c4294b
14d7a699225
157c1021ea0
hex4a836fdf1

20002045425 has 24 divisors (see below), whose sum is σ = 33074281920. Its totient is φ = 10666392000.

The previous prime is 20002045411. The next prime is 20002045477. The reversal of 20002045425 is 52454020002.

It is a happy number.

It is not a de Polignac number, because 20002045425 - 26 = 20002045361 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20002045395 and 20002045404.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 896556 + ... + 918594.

It is an arithmetic number, because the mean of its divisors is an integer number (1378095080).

Almost surely, 220002045425 is an apocalyptic number.

20002045425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

20002045425 is a deficient number, since it is larger than the sum of its proper divisors (13072236495).

20002045425 is a wasteful number, since it uses less digits than its factorization.

20002045425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34153 (or 34148 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 24.

Adding to 20002045425 its reverse (52454020002), we get a palindrome (72456065427).

The spelling of 20002045425 in words is "twenty billion, two million, forty-five thousand, four hundred twenty-five".

Divisors: 1 3 5 15 25 75 12101 22039 36303 60505 66117 110195 181515 302525 330585 550975 907575 1652925 266693939 800081817 1333469695 4000409085 6667348475 20002045425