Base | Representation |
---|---|
bin | 1101000011110… |
… | …0001011110101 |
3 | 10211001201200222 |
4 | 3100330023311 |
5 | 103010204334 |
6 | 5233544125 |
7 | 1233362333 |
oct | 320741365 |
9 | 124051628 |
10 | 54772469 |
11 | 28a10404 |
12 | 16415045 |
13 | b46975b |
14 | 73bab53 |
15 | 4c1dd2e |
hex | 343c2f5 |
54772469 has 8 divisors (see below), whose sum is σ = 56888280. Its totient is φ = 52690176.
The previous prime is 54772457. The next prime is 54772483. The reversal of 54772469 is 96427745.
It can be written as a sum of positive squares in 4 ways, for example, as 3478225 + 51294244 = 1865^2 + 7162^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-54772469 is a prime.
It is a super-2 number, since 2×547724692 = 6000046720711922, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (54772429) 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, 5024 + ... + 11609.
It is an arithmetic number, because the mean of its divisors is an integer number (7111035).
Almost surely, 254772469 is an apocalyptic number.
It is an amenable number.
54772469 is a deficient number, since it is larger than the sum of its proper divisors (2115811).
54772469 is a wasteful number, since it uses less digits than its factorization.
54772469 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 16759.
The product of its digits is 423360, while the sum is 44.
The square root of 54772469 is about 7400.8424520456. The cubic root of 54772469 is about 379.7701033248.
The spelling of 54772469 in words is "fifty-four million, seven hundred seventy-two thousand, four hundred sixty-nine".
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