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68084054 = 2294332711
BaseRepresentation
bin1000000111011…
…10000101010110
311202010000202122
410003232011112
5114412142204
610431135542
71454463533
oct403560526
9152100678
1068084054
1135482615
121a9745b2
131114a72c
149083d8a
155e9d0be
hex40ee156

68084054 has 16 divisors (see below), whose sum is σ = 105930720. Its totient is φ = 32780160.

The previous prime is 68084041. The next prime is 68084057. The reversal of 68084054 is 45048086.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68084057) 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, 23759 + ... + 26469.

It is an arithmetic number, because the mean of its divisors is an integer number (6620670).

Almost surely, 268084054 is an apocalyptic number.

68084054 is a deficient number, since it is larger than the sum of its proper divisors (37846666).

68084054 is a wasteful number, since it uses less digits than its factorization.

68084054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3175.

The product of its (nonzero) digits is 30720, while the sum is 35.

The square root of 68084054 is about 8251.3061996268. The cubic root of 68084054 is about 408.3336171408. Note that the first 3 decimals are identical.

The spelling of 68084054 in words is "sixty-eight million, eighty-four thousand, fifty-four".

Divisors: 1 2 29 58 433 866 2711 5422 12557 25114 78619 157238 1173863 2347726 34042027 68084054