Search a number
-
+
67500076 = 2272410717
BaseRepresentation
bin1000000010111…
…11100000101100
311201000100200211
410001133200230
5114240000301
610410432204
71446512140
oct401374054
9151010624
1067500076
1135113896
121a732664
1310ca4997
148d71220
155dd5051
hex405f82c

67500076 has 12 divisors (see below), whose sum is σ = 135000208. Its totient is φ = 28928592.

The previous prime is 67500073. The next prime is 67500077. The reversal of 67500076 is 67000576.

67500076 is an admirable number.

It is a hoax number, since the sum of its digits (31) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (67500073) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1205331 + ... + 1205386.

Almost surely, 267500076 is an apocalyptic number.

It is an amenable number.

67500076 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

67500076 is a wasteful number, since it uses less digits than its factorization.

67500076 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2410728 (or 2410726 counting only the distinct ones).

The product of its (nonzero) digits is 8820, while the sum is 31.

The square root of 67500076 is about 8215.8429877889. The cubic root of 67500076 is about 407.1627953008.

Subtracting from 67500076 its reverse (67000576), we obtain a triangular number (499500 = T999).

The spelling of 67500076 in words is "sixty-seven million, five hundred thousand, seventy-six".

Divisors: 1 2 4 7 14 28 2410717 4821434 9642868 16875019 33750038 67500076