Base | Representation |
---|---|
bin | 1101000101101… |
… | …1101001001001 |
3 | 10211022021110021 |
4 | 3101123221021 |
5 | 103023320241 |
6 | 5240420441 |
7 | 1234440106 |
oct | 321335111 |
9 | 124267407 |
10 | 54901321 |
11 | 28a991a2 |
12 | 16477721 |
13 | b4b32b7 |
14 | 7411aad |
15 | 4c470d1 |
hex | 345ba49 |
54901321 has 12 divisors (see below), whose sum is σ = 57531292. Its totient is φ = 52383744.
The previous prime is 54901309. The next prime is 54901333. The reversal of 54901321 is 12310945.
54901321 = T463 + T464 + ... + T753.
54901321 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an interprime number because it is at equal distance from previous prime (54901309) and next prime (54901333).
It can be written as a sum of positive squares in 6 ways, for example, as 436921 + 54464400 = 661^2 + 7380^2 .
It is not a de Polignac number, because 54901321 - 25 = 54901289 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (54901351) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 81241 + ... + 81913.
Almost surely, 254901321 is an apocalyptic number.
It is an amenable number.
54901321 is a deficient number, since it is larger than the sum of its proper divisors (2629971).
54901321 is an equidigital number, since it uses as much as digits as its factorization.
54901321 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 828 (or 799 counting only the distinct ones).
The product of its (nonzero) digits is 1080, while the sum is 25.
The square root of 54901321 is about 7409.5425634785. The cubic root of 54901321 is about 380.0676726200.
The spelling of 54901321 in words is "fifty-four million, nine hundred one thousand, three hundred twenty-one".
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