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67868252 = 22113150151
BaseRepresentation
bin1000000101110…
…01011001011100
311201201001201222
410002321121130
5114333241002
610422352512
71452604424
oct402713134
9151631658
1067868252
1135345471
121a88b738
13110a343a
149029484
155e591a2
hex40b965c

67868252 has 12 divisors (see below), whose sum is σ = 119821296. Its totient is φ = 33633600.

The previous prime is 67868237. The next prime is 67868287. The reversal of 67868252 is 25286876.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 74624 + ... + 75527.

It is an arithmetic number, because the mean of its divisors is an integer number (9985108).

Almost surely, 267868252 is an apocalyptic number.

It is an amenable number.

67868252 is a deficient number, since it is larger than the sum of its proper divisors (51953044).

67868252 is a wasteful number, since it uses less digits than its factorization.

67868252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150268 (or 150266 counting only the distinct ones).

The product of its digits is 322560, while the sum is 44.

The square root of 67868252 is about 8238.2189822801. The cubic root of 67868252 is about 407.9017368769.

The spelling of 67868252 in words is "sixty-seven million, eight hundred sixty-eight thousand, two hundred fifty-two".

Divisors: 1 2 4 113 226 452 150151 300302 600604 16967063 33934126 67868252