Base | Representation |
---|---|
bin | 1100001010001… |
… | …1111011111001 |
3 | 10112222020010210 |
4 | 3002203323321 |
5 | 101024100004 |
6 | 5021101333 |
7 | 1156343112 |
oct | 302437371 |
9 | 115866123 |
10 | 51003129 |
11 | 26876451 |
12 | 150b7849 |
13 | a749b88 |
14 | 6ab9209 |
15 | 4727089 |
hex | 30a3ef9 |
51003129 has 8 divisors (see below), whose sum is σ = 68936032. Its totient is φ = 33536160.
The previous prime is 51003107. The next prime is 51003151. The reversal of 51003129 is 92130015.
It is an interprime number because it is at equal distance from previous prime (51003107) and next prime (51003151).
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 51003129 - 25 = 51003097 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (51003629) 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, 116227 + ... + 116664.
It is an arithmetic number, because the mean of its divisors is an integer number (8617004).
Almost surely, 251003129 is an apocalyptic number.
It is an amenable number.
51003129 is a deficient number, since it is larger than the sum of its proper divisors (17932903).
51003129 is a wasteful number, since it uses less digits than its factorization.
51003129 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 232967.
The product of its (nonzero) digits is 270, while the sum is 21.
The square root of 51003129 is about 7141.6474990019. The cubic root of 51003129 is about 370.8505608740.
The spelling of 51003129 in words is "fifty-one million, three thousand, one hundred twenty-nine".
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