Base | Representation |
---|---|
bin | 1101000101101… |
… | …1111011010111 |
3 | 10211022100001110 |
4 | 3101123323113 |
5 | 103023334422 |
6 | 5240430103 |
7 | 1234443363 |
oct | 321337327 |
9 | 124270043 |
10 | 54902487 |
11 | 28a9a062 |
12 | 16478333 |
13 | b4b39a3 |
14 | 74122a3 |
15 | 4c4760c |
hex | 345bed7 |
54902487 has 8 divisors (see below), whose sum is σ = 75181936. Its totient is φ = 35612352.
The previous prime is 54902473. The next prime is 54902513. The reversal of 54902487 is 78420945.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 54902487 - 222 = 50708183 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 (54902417) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 247198 + ... + 247419.
It is an arithmetic number, because the mean of its divisors is an integer number (9397742).
Almost surely, 254902487 is an apocalyptic number.
54902487 is a deficient number, since it is larger than the sum of its proper divisors (20279449).
54902487 is a wasteful number, since it uses less digits than its factorization.
54902487 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 494657.
The product of its (nonzero) digits is 80640, while the sum is 39.
The square root of 54902487 is about 7409.6212453809. The cubic root of 54902487 is about 380.0703632399.
The spelling of 54902487 in words is "fifty-four million, nine hundred two thousand, four hundred eighty-seven".
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