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51340301 = 235693923
BaseRepresentation
bin1100001111011…
…0010000001101
310120121100122122
43003312100031
5101120342201
65032222325
71162246115
oct303662015
9116540578
1051340301
1126a86801
121523a9a5
13a83749c
146b66045
154791e1b
hex30f640d

51340301 has 8 divisors (see below), whose sum is σ = 53680320. Its totient is φ = 49009312.

The previous prime is 51340259. The next prime is 51340319. The reversal of 51340301 is 10304315.

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 51340301 - 214 = 51323917 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 51340301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51340381) 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, 11126 + ... + 15048.

It is an arithmetic number, because the mean of its divisors is an integer number (6710040).

Almost surely, 251340301 is an apocalyptic number.

It is an amenable number.

51340301 is a deficient number, since it is larger than the sum of its proper divisors (2340019).

51340301 is a wasteful number, since it uses less digits than its factorization.

51340301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4515.

The product of its (nonzero) digits is 180, while the sum is 17.

The square root of 51340301 is about 7165.2146513555. The cubic root of 51340301 is about 371.6659742011.

Adding to 51340301 its reverse (10304315), we get a palindrome (61644616).

The spelling of 51340301 in words is "fifty-one million, three hundred forty thousand, three hundred one".

Divisors: 1 23 569 3923 13087 90229 2232187 51340301