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67892052 = 2235657671
BaseRepresentation
bin1000000101111…
…11001101010100
311201202021101110
410002333031110
5114340021202
610423055020
71453034004
oct402771524
9151667343
1067892052
1135361338
121a8a1470
13110b1217
149034004
155e6126c
hex40bf354

67892052 has 12 divisors (see below), whose sum is σ = 158414816. Its totient is φ = 22630680.

The previous prime is 67892051. The next prime is 67892057. The reversal of 67892052 is 25029876.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a self number, because there is not a number n which added to its sum of digits gives 67892052.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (67892051) by changing a digit.

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, 2828824 + ... + 2828847.

Almost surely, 267892052 is an apocalyptic number.

It is an amenable number.

67892052 is an abundant number, since it is smaller than the sum of its proper divisors (90522764).

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

67892052 is a wasteful number, since it uses less digits than its factorization.

67892052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5657678 (or 5657676 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 39.

The square root of 67892052 is about 8239.6633426372. The cubic root of 67892052 is about 407.9494122208.

The spelling of 67892052 in words is "sixty-seven million, eight hundred ninety-two thousand, fifty-two".

Divisors: 1 2 3 4 6 12 5657671 11315342 16973013 22630684 33946026 67892052