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67055252 = 22111523983
BaseRepresentation
bin1111111111001…
…0111010010100
311200011202111212
43333302322110
5114131232002
610353120552
71442650235
oct377627224
9150152455
1067055252
113493a670
121a559158
1310b7a384
148c9708c
155d48352
hex3ff2e94

67055252 has 12 divisors (see below), whose sum is σ = 128014656. Its totient is φ = 30479640.

The previous prime is 67055243. The next prime is 67055267. The reversal of 67055252 is 25255076.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 761948 + ... + 762035.

It is an arithmetic number, because the mean of its divisors is an integer number (10667888).

Almost surely, 267055252 is an apocalyptic number.

It is an amenable number.

67055252 is a deficient number, since it is larger than the sum of its proper divisors (60959404).

67055252 is a wasteful number, since it uses less digits than its factorization.

67055252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1523998 (or 1523996 counting only the distinct ones).

The product of its (nonzero) digits is 21000, while the sum is 32.

The square root of 67055252 is about 8188.7271294139. The cubic root of 67055252 is about 406.2664254661.

The spelling of 67055252 in words is "sixty-seven million, fifty-five thousand, two hundred fifty-two".

Divisors: 1 2 4 11 22 44 1523983 3047966 6095932 16763813 33527626 67055252