Base | Representation |
---|---|
bin | 10011000000101001… |
… | …100110111101011101 |
3 | 1221200112210010221022 |
4 | 103000221212331131 |
5 | 313300433032031 |
6 | 13213244013525 |
7 | 1321554104216 |
oct | 230051467535 |
9 | 57615703838 |
10 | 20412002141 |
11 | 8725052363 |
12 | 3b57b312a5 |
13 | 1c03b5c19b |
14 | db8cd240d |
15 | 7e700097b |
hex | 4c0a66f5d |
20412002141 has 4 divisors (see below), whose sum is σ = 20537229312. Its totient is φ = 20286774972.
The previous prime is 20412002129. The next prime is 20412002159. The reversal of 20412002141 is 14120021402.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-20412002141 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20412002041) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 62613341 + ... + 62613666.
It is an arithmetic number, because the mean of its divisors is an integer number (5134307328).
Almost surely, 220412002141 is an apocalyptic number.
It is an amenable number.
20412002141 is a deficient number, since it is larger than the sum of its proper divisors (125227171).
20412002141 is a wasteful number, since it uses less digits than its factorization.
20412002141 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 125227170.
The product of its (nonzero) digits is 128, while the sum is 17.
Adding to 20412002141 its reverse (14120021402), we get a palindrome (34532023543).
The spelling of 20412002141 in words is "twenty billion, four hundred twelve million, two thousand, one hundred forty-one".
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