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68250252 = 2237812503
BaseRepresentation
bin1000001000101…
…10101010001100
311202102110202010
410010112222030
5114433002002
610434501220
71456055220
oct404265214
9152373663
1068250252
1135586474
121aa34810
13111a8285
1490c8780
155ed246c
hex4116a8c

68250252 has 24 divisors (see below), whose sum is σ = 182000896. Its totient is φ = 19500048.

The previous prime is 68250191. The next prime is 68250293. The reversal of 68250252 is 25205286.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 406168 + ... + 406335.

Almost surely, 268250252 is an apocalyptic number.

It is an amenable number.

68250252 is an abundant number, since it is smaller than the sum of its proper divisors (113750644).

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

68250252 is a wasteful number, since it uses less digits than its factorization.

68250252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 812517 (or 812515 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 30.

The square root of 68250252 is about 8261.3710726489. The cubic root of 68250252 is about 408.6656042500.

The spelling of 68250252 in words is "sixty-eight million, two hundred fifty thousand, two hundred fifty-two".

Divisors: 1 2 3 4 6 7 12 14 21 28 42 84 812503 1625006 2437509 3250012 4875018 5687521 9750036 11375042 17062563 22750084 34125126 68250252