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51346280041 = 764111443343
BaseRepresentation
bin101111110100011110…
…100000111001101001
311220112102002021122121
4233310132200321221
51320124121430131
635331012551241
73465260115310
oct576436407151
9156472067577
1051346280041
111a859700191
129b4b922521
134ac395cb34
1426b145b277
151507b77911
hexbf47a0e69

51346280041 has 8 divisors (see below), whose sum is σ = 58773014784. Its totient is φ = 43942433280.

The previous prime is 51346280009. The next prime is 51346280077. The reversal of 51346280041 is 14008264315.

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 51346280041 - 25 = 51346280009 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 51346279979 and 51346280006.

It is not an unprimeable number, because it can be changed into a prime (51346290041) 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, 5717185 + ... + 5726158.

It is an arithmetic number, because the mean of its divisors is an integer number (7346626848).

Almost surely, 251346280041 is an apocalyptic number.

It is an amenable number.

51346280041 is a deficient number, since it is larger than the sum of its proper divisors (7426734743).

51346280041 is a wasteful number, since it uses less digits than its factorization.

51346280041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11443991.

The product of its (nonzero) digits is 23040, while the sum is 34.

The spelling of 51346280041 in words is "fifty-one billion, three hundred forty-six million, two hundred eighty thousand, forty-one".

Divisors: 1 7 641 4487 11443343 80103401 7335182863 51346280041