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68074816062 = 23111031436607
BaseRepresentation
bin111111011001100100…
…110100001000111110
320111201020202221222210
4333121210310020332
52103404123103222
651134555321250
74626646250331
oct773144641076
9214636687883
1068074816062
1126963505970
121123a150226
13655b636c66
14341b074618
151b865cad0c
hexfd993423e

68074816062 has 16 divisors (see below), whose sum is σ = 148526871552. Its totient is φ = 20628732120.

The previous prime is 68074816049. The next prime is 68074816067. The reversal of 68074816062 is 26061847086.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68074816067) 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, 515718238 + ... + 515718369.

It is an arithmetic number, because the mean of its divisors is an integer number (9282929472).

Almost surely, 268074816062 is an apocalyptic number.

68074816062 is an abundant number, since it is smaller than the sum of its proper divisors (80452055490).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

68074816062 is a wasteful number, since it uses less digits than its factorization.

68074816062 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1031436623.

The product of its (nonzero) digits is 774144, while the sum is 48.

The spelling of 68074816062 in words is "sixty-eight billion, seventy-four million, eight hundred sixteen thousand, sixty-two".

Divisors: 1 2 3 6 11 22 33 66 1031436607 2062873214 3094309821 6188619642 11345802677 22691605354 34037408031 68074816062