Base | Representation |
---|---|
bin | 1100001100011… |
… | …0100110000000 |
3 | 10120020102212112 |
4 | 3003012212000 |
5 | 101043120323 |
6 | 5024114452 |
7 | 1160504021 |
oct | 303064600 |
9 | 116212775 |
10 | 51145088 |
11 | 26963075 |
12 | 15165a28 |
13 | a799687 |
14 | 6b14c48 |
15 | 4754178 |
hex | 30c6980 |
51145088 has 16 divisors (see below), whose sum is σ = 101890860. Its totient is φ = 25572480.
The previous prime is 51145079. The next prime is 51145109. The reversal of 51145088 is 88054115.
It is a tau number, because it is divible by the number of its divisors (16).
It is a Harshad number since it is a multiple of its sum of digits (32).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 199658 + ... + 199913.
Almost surely, 251145088 is an apocalyptic number.
It is an amenable number.
51145088 is a deficient number, since it is larger than the sum of its proper divisors (50745772).
51145088 is an equidigital number, since it uses as much as digits as its factorization.
51145088 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 399585 (or 399573 counting only the distinct ones).
The product of its (nonzero) digits is 6400, while the sum is 32.
The square root of 51145088 is about 7151.5794059774. The cubic root of 51145088 is about 371.1943097622.
The spelling of 51145088 in words is "fifty-one million, one hundred forty-five thousand, eighty-eight".
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