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68032711036 = 2286981195539
BaseRepresentation
bin111111010111000100…
…001100100101111100
320111121022112210202101
4333113010030211330
52103312333223121
651130453034444
74625625334213
oct772704144574
9214538483671
1068032711036
1126941767824
1211228025a24
1365529b4244
14341563407a
151b82a60491
hexfd710c97c

68032711036 has 12 divisors (see below), whose sum is σ = 119059221960. Its totient is φ = 34015790480.

The previous prime is 68032711031. The next prime is 68032711079. The reversal of 68032711036 is 63011723086.

It is a junction number, because it is equal to n+sod(n) for n = 68032710986 and 68032711004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68032711031) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 250155 + ... + 445693.

It is an arithmetic number, because the mean of its divisors is an integer number (9921601830).

Almost surely, 268032711036 is an apocalyptic number.

It is an amenable number.

68032711036 is a deficient number, since it is larger than the sum of its proper divisors (51026510924).

68032711036 is a wasteful number, since it uses less digits than its factorization.

68032711036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 282524 (or 282522 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 37.

The spelling of 68032711036 in words is "sixty-eight billion, thirty-two million, seven hundred eleven thousand, thirty-six".

Divisors: 1 2 4 86981 173962 195539 347924 391078 782156 17008177759 34016355518 68032711036