Base | Representation |
---|---|
bin | 1100001101010… |
… | …0011111100111 |
3 | 10120100022222020 |
4 | 3003110133213 |
5 | 101101431043 |
6 | 5025234223 |
7 | 1161132015 |
oct | 303243747 |
9 | 116308866 |
10 | 51202023 |
11 | 269a1924 |
12 | 15192973 |
13 | a7b9572 |
14 | 6b2b8b5 |
15 | 4765e83 |
hex | 30d47e7 |
51202023 has 8 divisors (see below), whose sum is σ = 70623600. Its totient is φ = 32957568.
The previous prime is 51202013. The next prime is 51202027. The reversal of 51202023 is 32020215.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 51202023 - 24 = 51202007 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 51201993 and 51202011.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (51202027) 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, 294178 + ... + 294351.
It is an arithmetic number, because the mean of its divisors is an integer number (8827950).
Almost surely, 251202023 is an apocalyptic number.
51202023 is a deficient number, since it is larger than the sum of its proper divisors (19421577).
51202023 is a wasteful number, since it uses less digits than its factorization.
51202023 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 588561.
The product of its (nonzero) digits is 120, while the sum is 15.
The square root of 51202023 is about 7155.5588880254. The cubic root of 51202023 is about 371.3319972153.
Adding to 51202023 its reverse (32020215), we get a palindrome (83222238).
The spelling of 51202023 in words is "fifty-one million, two hundred two thousand, twenty-three".
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