Base | Representation |
---|---|
bin | 1100010101111… |
… | …1101010001011 |
3 | 10121102021220002 |
4 | 3011133222023 |
5 | 101223201133 |
6 | 5045353215 |
7 | 1166024621 |
oct | 305375213 |
9 | 117367802 |
10 | 51772043 |
11 | 27251114 |
12 | 1540880b |
13 | a958b5b |
14 | 6c39511 |
15 | 4829ce8 |
hex | 315fa8b |
51772043 has 8 divisors (see below), whose sum is σ = 53977968. Its totient is φ = 49611744.
The previous prime is 51772037. The next prime is 51772067. The reversal of 51772043 is 34027715.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 51772043 - 28 = 51771787 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 51771997 and 51772015.
It is not an unprimeable number, because it can be changed into a prime (51772003) 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, 9080 + ... + 13637.
It is an arithmetic number, because the mean of its divisors is an integer number (6747246).
Almost surely, 251772043 is an apocalyptic number.
51772043 is a gapful number since it is divisible by the number (53) formed by its first and last digit.
51772043 is a deficient number, since it is larger than the sum of its proper divisors (2205925).
51772043 is a wasteful number, since it uses less digits than its factorization.
51772043 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 22813.
The product of its (nonzero) digits is 5880, while the sum is 29.
The square root of 51772043 is about 7195.2792162640. The cubic root of 51772043 is about 372.7048987579.
Adding to 51772043 its reverse (34027715), we get a palindrome (85799758).
The spelling of 51772043 in words is "fifty-one million, seven hundred seventy-two thousand, forty-three".
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