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4207268085 = 351187236297
BaseRepresentation
bin1111101011000101…
…1101000011110101
3101212012201100210220
43322301131003311
532104030034320
61533252204553
7206155121466
oct37261350365
911765640726
104207268085
111869990869
12995009759
13520851c57
142bcaa8d6d
15199567e40
hexfac5d0f5

4207268085 has 16 divisors (see below), whose sum is σ = 6737328576. Its totient is φ = 2241976448.

The previous prime is 4207268083. The next prime is 4207268099. The reversal of 4207268085 is 5808627024.

It is a happy number.

4207268085 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 4207268085 - 21 = 4207268083 is a prime.

It is a super-2 number, since 2×42072680852 = 35402209478119134450, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4207268081) 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 in 15 ways as a sum of consecutive naturals, for example, 100344 + ... + 135953.

It is an arithmetic number, because the mean of its divisors is an integer number (421083036).

Almost surely, 24207268085 is an apocalyptic number.

It is an amenable number.

4207268085 is a deficient number, since it is larger than the sum of its proper divisors (2530060491).

4207268085 is a wasteful number, since it uses less digits than its factorization.

4207268085 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 237492.

The product of its (nonzero) digits is 215040, while the sum is 42.

The square root of 4207268085 is about 64863.4572390341. The cubic root of 4207268085 is about 1614.3587871986.

The spelling of 4207268085 in words is "four billion, two hundred seven million, two hundred sixty-eight thousand, eighty-five".

Divisors: 1 3 5 15 1187 3561 5935 17805 236297 708891 1181485 3544455 280484539 841453617 1402422695 4207268085