Base | Representation |
---|---|
bin | 1001001100110101010011… |
… | …10010100000010010101011 |
3 | 2122122011200221101200101000 |
4 | 10212122221302200102223 |
5 | 10122440413001200011 |
6 | 111010304025330043 |
7 | 4155503255122140 |
oct | 446325162402253 |
9 | 78564627350330 |
10 | 20232144553131 |
11 | 64a044a170825 |
12 | 2329160336923 |
13 | b39b63084c44 |
14 | 4dd3535103c7 |
15 | 25144034c356 |
hex | 1266a9ca04ab |
20232144553131 has 64 divisors (see below), whose sum is σ = 34852201062400. Its totient is φ = 11360215785600.
The previous prime is 20232144553057. The next prime is 20232144553139. The reversal of 20232144553131 is 13135544123202.
20232144553131 is a `hidden beast` number, since 2 + 0 + 2 + 32 + 1 + 44 + 553 + 1 + 31 = 666.
It is not a de Polignac number, because 20232144553131 - 211 = 20232144551083 is a prime.
It is a super-2 number, since 2×202321445531312 (a number of 27 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (20232144553139) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 10539825 + ... + 12310653.
It is an arithmetic number, because the mean of its divisors is an integer number (544565641600).
Almost surely, 220232144553131 is an apocalyptic number.
20232144553131 is a gapful number since it is divisible by the number (21) formed by its first and last digit.
20232144553131 is a deficient number, since it is larger than the sum of its proper divisors (14620056509269).
20232144553131 is a wasteful number, since it uses less digits than its factorization.
20232144553131 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1771897 (or 1771891 counting only the distinct ones).
The product of its (nonzero) digits is 86400, while the sum is 36.
Adding to 20232144553131 its reverse (13135544123202), we get a palindrome (33367688676333).
The spelling of 20232144553131 in words is "twenty trillion, two hundred thirty-two billion, one hundred forty-four million, five hundred fifty-three thousand, one hundred thirty-one".
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