Base | Representation |
---|---|
bin | 10011000111110101… |
… | …000111101110101101 |
3 | 1221222221110001200120 |
4 | 103013311013232231 |
5 | 314022302213321 |
6 | 13233225515153 |
7 | 1324546014522 |
oct | 230765075655 |
9 | 57887401616 |
10 | 20532460461 |
11 | 8787047497 |
12 | 3b90342ab9 |
13 | 1c22ab68b6 |
14 | dcaccb149 |
15 | 802896ec6 |
hex | 4c7d47bad |
20532460461 has 8 divisors (see below), whose sum is σ = 27377970144. Its totient is φ = 13687628880.
The previous prime is 20532460439. The next prime is 20532460489. The reversal of 20532460461 is 16406423502.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 20532460461 - 29 = 20532459949 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20532460261) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 94075 + ... + 223416.
It is an arithmetic number, because the mean of its divisors is an integer number (3422246268).
Almost surely, 220532460461 is an apocalyptic number.
It is an amenable number.
20532460461 is a deficient number, since it is larger than the sum of its proper divisors (6845509683).
20532460461 is a wasteful number, since it uses less digits than its factorization.
20532460461 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 339051.
The product of its (nonzero) digits is 34560, while the sum is 33.
Adding to 20532460461 its reverse (16406423502), we get a palindrome (36938883963).
The spelling of 20532460461 in words is "twenty billion, five hundred thirty-two million, four hundred sixty thousand, four hundred sixty-one".
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