Base | Representation |
---|---|
bin | 1100001111011… |
… | …0110011011010 |
3 | 10120121110202002 |
4 | 3003312303122 |
5 | 101120430204 |
6 | 5032241002 |
7 | 1162255514 |
oct | 303666332 |
9 | 116543662 |
10 | 51342554 |
11 | 26a8846a |
12 | 15240162 |
13 | a838513 |
14 | 6b66bb4 |
15 | 479291e |
hex | 30f6cda |
51342554 has 8 divisors (see below), whose sum is σ = 77212980. Its totient is φ = 25604896.
The previous prime is 51342553. The next prime is 51342581. The reversal of 51342554 is 45524315.
It can be written as a sum of positive squares in 2 ways, for example, as 51337225 + 5329 = 7165^2 + 73^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not an unprimeable number, because it can be changed into a prime (51342553) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32219 + ... + 33774.
Almost surely, 251342554 is an apocalyptic number.
51342554 is a deficient number, since it is larger than the sum of its proper divisors (25870426).
51342554 is a wasteful number, since it uses less digits than its factorization.
51342554 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 66384.
The product of its digits is 12000, while the sum is 29.
The square root of 51342554 is about 7165.3718675307. The cubic root of 51342554 is about 371.6714108086.
Adding to 51342554 its reverse (45524315), we get a palindrome (96866869).
The spelling of 51342554 in words is "fifty-one million, three hundred forty-two thousand, five hundred fifty-four".
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