Base | Representation |
---|---|
bin | 10011001001001000… |
… | …001101110011100101 |
3 | 1222001110102202010102 |
4 | 103021020031303211 |
5 | 314043341241201 |
6 | 13235324433445 |
7 | 1325232120404 |
oct | 231110156345 |
9 | 58043382112 |
10 | 20554243301 |
11 | 8798375239 |
12 | 3b976a8885 |
13 | 1c27472657 |
14 | dcdb5b63b |
15 | 80474b26b |
hex | 4c920dce5 |
20554243301 has 16 divisors (see below), whose sum is σ = 21809520000. Its totient is φ = 19316521728.
The previous prime is 20554243291. The next prime is 20554243313. The reversal of 20554243301 is 10334245502.
It is a happy number.
It is a cyclic number.
It is not a de Polignac number, because 20554243301 - 234 = 3374374117 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20554243361) 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, 6852200 + ... + 6855198.
It is an arithmetic number, because the mean of its divisors is an integer number (1363095000).
Almost surely, 220554243301 is an apocalyptic number.
It is an amenable number.
20554243301 is a deficient number, since it is larger than the sum of its proper divisors (1255276699).
20554243301 is a wasteful number, since it uses less digits than its factorization.
20554243301 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5788.
The product of its (nonzero) digits is 14400, while the sum is 29.
Adding to 20554243301 its reverse (10334245502), we get a palindrome (30888488803).
The spelling of 20554243301 in words is "twenty billion, five hundred fifty-four million, two hundred forty-three thousand, three hundred one".
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