Base | Representation |
---|---|
bin | 10010111111000110… |
… | …100010101000001101 |
3 | 1221121201220201210110 |
4 | 102333012202220031 |
5 | 313222311012031 |
6 | 13210515230233 |
7 | 1321120262016 |
oct | 227706425015 |
9 | 57551821713 |
10 | 20386032141 |
11 | 8711424752 |
12 | 3b4b2a8379 |
13 | 1bcb668617 |
14 | db569200d |
15 | 7e4ac0c46 |
hex | 4bf1a2a0d |
20386032141 has 16 divisors (see below), whose sum is σ = 27274558464. Its totient is φ = 13544173104.
The previous prime is 20386032133. The next prime is 20386032157. The reversal of 20386032141 is 14123068302.
It is not a de Polignac number, because 20386032141 - 23 = 20386032133 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 20386032099 and 20386032108.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20386432141) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1139830 + ... + 1157576.
It is an arithmetic number, because the mean of its divisors is an integer number (1704659904).
Almost surely, 220386032141 is an apocalyptic number.
It is an amenable number.
20386032141 is a deficient number, since it is larger than the sum of its proper divisors (6888526323).
20386032141 is a wasteful number, since it uses less digits than its factorization.
20386032141 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 19040.
The product of its (nonzero) digits is 6912, while the sum is 30.
The spelling of 20386032141 in words is "twenty billion, three hundred eighty-six million, thirty-two thousand, one hundred forty-one".
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