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51346004974 = 2116433629719
BaseRepresentation
bin101111110100011101…
…011101101111101110
311220112101120022022221
4233310131131233232
51320124034124344
635331003025554
73465254561335
oct576435355756
9156471508287
1051346004974
111a859532560
129b4b80b2ba
134ac3894884
1426b13c8d1c
151507b21184
hexbf475dbee

51346004974 has 16 divisors (see below), whose sum is σ = 84151428480. Its totient is φ = 23302789560.

The previous prime is 51346004953. The next prime is 51346004981. The reversal of 51346004974 is 47940064315.

It is a self number, because there is not a number n which added to its sum of digits gives 51346004974.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1800714 + ... + 1829005.

It is an arithmetic number, because the mean of its divisors is an integer number (5259464280).

Almost surely, 251346004974 is an apocalyptic number.

51346004974 is a deficient number, since it is larger than the sum of its proper divisors (32805423506).

51346004974 is a wasteful number, since it uses less digits than its factorization.

51346004974 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3630375.

The product of its (nonzero) digits is 362880, while the sum is 43.

The spelling of 51346004974 in words is "fifty-one billion, three hundred forty-six million, four thousand, nine hundred seventy-four".

Divisors: 1 2 11 22 643 1286 7073 14146 3629719 7259438 39926909 79853818 2333909317 4667818634 25673002487 51346004974