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68410464506 = 22347265711909
BaseRepresentation
bin111111101101100101…
…001101100011111010
320112120122100200002122
4333231211031203322
52110101034331011
651232145401242
74641163232246
oct775545154372
9215518320078
1068410464506
1127015a1857a
1211312639222
1365b30369c7
14344d887426
151ba5ccc3db
hexfed94d8fa

68410464506 has 32 divisors (see below), whose sum is σ = 109405831680. Its totient is φ = 32007179776.

The previous prime is 68410464481. The next prime is 68410464509. The reversal of 68410464506 is 60546401486.

It is not an unprimeable number, because it can be changed into a prime (68410464509) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5738480 + ... + 5750388.

It is an arithmetic number, because the mean of its divisors is an integer number (3418932240).

Almost surely, 268410464506 is an apocalyptic number.

68410464506 is a deficient number, since it is larger than the sum of its proper divisors (40995367174).

68410464506 is a wasteful number, since it uses less digits than its factorization.

68410464506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14638.

The product of its (nonzero) digits is 552960, while the sum is 44.

The spelling of 68410464506 in words is "sixty-eight billion, four hundred ten million, four hundred sixty-four thousand, five hundred six".

Divisors: 1 2 23 46 47 94 1081 2162 2657 5314 11909 23818 61111 122222 124879 249758 273907 547814 559723 1119446 2872217 5744434 12873629 25747258 31642213 63284426 727770899 1455541798 1487184011 2974368022 34205232253 68410464506