Base | Representation |
---|---|
bin | 1100001010010… |
… | …0000101111000 |
3 | 10112222021000110 |
4 | 3002210011320 |
5 | 101024110033 |
6 | 5021104320 |
7 | 1156345014 |
oct | 302440570 |
9 | 115867013 |
10 | 51003768 |
11 | 26876982 |
12 | 150b80a0 |
13 | a74a25a |
14 | 6ab9544 |
15 | 4727363 |
hex | 30a4178 |
51003768 has 16 divisors (see below), whose sum is σ = 127509480. Its totient is φ = 17001248.
The previous prime is 51003767. The next prime is 51003769. The reversal of 51003768 is 86730015.
It is an interprime number because it is at equal distance from previous prime (51003767) and next prime (51003769).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (51003761) 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, 1062555 + ... + 1062602.
Almost surely, 251003768 is an apocalyptic number.
It is an amenable number.
51003768 is an abundant number, since it is smaller than the sum of its proper divisors (76505712).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
51003768 is a wasteful number, since it uses less digits than its factorization.
51003768 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2125166 (or 2125162 counting only the distinct ones).
The product of its (nonzero) digits is 5040, while the sum is 30.
The square root of 51003768 is about 7141.6922364381. The cubic root of 51003768 is about 370.8521096189.
The spelling of 51003768 in words is "fifty-one million, three thousand, seven hundred sixty-eight".
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