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20026062511 = 713433508237
BaseRepresentation
bin10010101001101001…
…010111011010101111
31220200122120101021221
4102221221113122233
5312003133000021
613111100004211
71306156502620
oct225151273257
956618511257
1020026062511
118547210194
123a6a830667
131b71c01640
14d7d94ba47
157c31b8241
hex4a9a576af

20026062511 has 16 divisors (see below), whose sum is σ = 24704432704. Its totient is φ = 15808172544.

The previous prime is 20026062503. The next prime is 20026062523. The reversal of 20026062511 is 11526062002.

It is a cyclic number.

It is not a de Polignac number, because 20026062511 - 23 = 20026062503 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20026062311) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 214716 + ... + 293521.

It is an arithmetic number, because the mean of its divisors is an integer number (1544027044).

Almost surely, 220026062511 is an apocalyptic number.

20026062511 is a deficient number, since it is larger than the sum of its proper divisors (4678370193).

20026062511 is a wasteful number, since it uses less digits than its factorization.

20026062511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 508690.

The product of its (nonzero) digits is 1440, while the sum is 25.

The spelling of 20026062511 in words is "twenty billion, twenty-six million, sixty-two thousand, five hundred eleven".

Divisors: 1 7 13 91 433 3031 5629 39403 508237 3557659 6607081 46249567 220066621 1540466347 2860866073 20026062511