Base | Representation |
---|---|
bin | 1011101110011000111… |
… | …0010111001110001110 |
3 | 201020221002000001111002 |
4 | 2323212032113032032 |
5 | 11300012320123210 |
6 | 232311445500302 |
7 | 20360435265143 |
oct | 2734616271616 |
9 | 636832001432 |
10 | 201431020430 |
11 | 78476618012 |
12 | 33056a11692 |
13 | 15cc193c223 |
14 | 9a6c18a3ca |
15 | 538dde54a5 |
hex | 2ee639738e |
201431020430 has 16 divisors (see below), whose sum is σ = 362833190640. Its totient is φ = 80515218432.
The previous prime is 201431020391. The next prime is 201431020457. The reversal of 201431020430 is 34020134102.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7133924 + ... + 7162103.
It is an arithmetic number, because the mean of its divisors is an integer number (22677074415).
Almost surely, 2201431020430 is an apocalyptic number.
201431020430 is a deficient number, since it is larger than the sum of its proper divisors (161402170210).
201431020430 is a wasteful number, since it uses less digits than its factorization.
201431020430 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14297443.
The product of its (nonzero) digits is 576, while the sum is 20.
Adding to 201431020430 its reverse (34020134102), we get a palindrome (235451154532).
The spelling of 201431020430 in words is "two hundred one billion, four hundred thirty-one million, twenty thousand, four hundred thirty".
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