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67024252 = 2216756063
BaseRepresentation
bin1111111110101…
…1010101111100
311200010011222201
43333223111330
5114124234002
610352321244
71442460661
oct377532574
9150104881
1067024252
1134919349
121a543224
1310b69229
148c89a68
155d3e087
hex3feb57c

67024252 has 6 divisors (see below), whose sum is σ = 117292448. Its totient is φ = 33512124.

The previous prime is 67024193. The next prime is 67024259. The reversal of 67024252 is 25242076.

It is a self number, because there is not a number n which added to its sum of digits gives 67024252.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (67024259) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8378028 + ... + 8378035.

Almost surely, 267024252 is an apocalyptic number.

It is an amenable number.

67024252 is a deficient number, since it is larger than the sum of its proper divisors (50268196).

67024252 is a wasteful number, since it uses less digits than its factorization.

67024252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16756067 (or 16756065 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 28.

The square root of 67024252 is about 8186.8340645209. The cubic root of 67024252 is about 406.2038094387.

It can be divided in two parts, 67024 and 252, that added together give a palindrome (67276).

The spelling of 67024252 in words is "sixty-seven million, twenty-four thousand, two hundred fifty-two".

Divisors: 1 2 4 16756063 33512126 67024252