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68070076 = 2229586811
BaseRepresentation
bin1000000111010…
…10101010111100
311202002022120221
410003222222330
5114411220301
610430551124
71454405014
oct403525274
9152068527
1068070076
1135473068
121a9684a4
1311144269
14907cc44
155e98da1
hex40eaabc

68070076 has 12 divisors (see below), whose sum is σ = 123230520. Its totient is φ = 32861360.

The previous prime is 68069999. The next prime is 68070131. The reversal of 68070076 is 67007086.

68070076 = T46 + T47 + ... + T741.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 293290 + ... + 293521.

It is an arithmetic number, because the mean of its divisors is an integer number (10269210).

Almost surely, 268070076 is an apocalyptic number.

It is an amenable number.

68070076 is a deficient number, since it is larger than the sum of its proper divisors (55160444).

68070076 is a wasteful number, since it uses less digits than its factorization.

68070076 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 586844 (or 586842 counting only the distinct ones).

The product of its (nonzero) digits is 14112, while the sum is 34.

The square root of 68070076 is about 8250.4591387389. The cubic root of 68070076 is about 408.3056709105.

It can be divided in two parts, 680 and 70076, that added together give a square (70756 = 2662).

The spelling of 68070076 in words is "sixty-eight million, seventy thousand, seventy-six".

Divisors: 1 2 4 29 58 116 586811 1173622 2347244 17017519 34035038 68070076