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51106714 = 225553357
BaseRepresentation
bin1100001011110…
…1001110011010
310120011111020021
43002331032122
5101040403324
65023221054
71160254111
oct302751632
9116144207
1051106714
112693725a
121514778a
13a785079
146b04c78
154747ae4
hex30bd39a

51106714 has 4 divisors (see below), whose sum is σ = 76660074. Its totient is φ = 25553356.

The previous prime is 51106711. The next prime is 51106733. The reversal of 51106714 is 41760115.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 30991489 + 20115225 = 5567^2 + 4485^2 .

It is a super-2 number, since 2×511067142 = 5223792431755592, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (51106711) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12776677 + ... + 12776680.

Almost surely, 251106714 is an apocalyptic number.

51106714 is a deficient number, since it is larger than the sum of its proper divisors (25553360).

51106714 is a wasteful number, since it uses less digits than its factorization.

51106714 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25553359.

The product of its (nonzero) digits is 840, while the sum is 25.

The square root of 51106714 is about 7148.8959986840. The cubic root of 51106714 is about 371.1014512235.

Adding to 51106714 its reverse (41760115), we get a palindrome (92866829).

The spelling of 51106714 in words is "fifty-one million, one hundred six thousand, seven hundred fourteen".

Divisors: 1 2 25553357 51106714