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4271807668 = 221778779823
BaseRepresentation
bin1111111010011110…
…1001110010110100
3102000201011022110211
43332213221302310
532222040321133
61543515355204
7210600523522
oct37647516264
912021138424
104271807668
1118a2362367
129b2752b04
1353102b25b
142c74a9312
151a0065bcd
hexfe9e9cb4

4271807668 has 24 divisors (see below), whose sum is σ = 7925565312. Its totient is φ = 2007682944.

The previous prime is 4271807627. The next prime is 4271807669. The reversal of 4271807668 is 8667081724.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4271807669) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13605 + ... + 93427.

It is an arithmetic number, because the mean of its divisors is an integer number (330231888).

Almost surely, 24271807668 is an apocalyptic number.

It is an amenable number.

4271807668 is a deficient number, since it is larger than the sum of its proper divisors (3653757644).

4271807668 is a wasteful number, since it uses less digits than its factorization.

4271807668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80631 (or 80629 counting only the distinct ones).

The product of its (nonzero) digits is 903168, while the sum is 49.

The square root of 4271807668 is about 65359.0672210061. The cubic root of 4271807668 is about 1622.5717000325.

The spelling of 4271807668 in words is "four billion, two hundred seventy-one million, eight hundred seven thousand, six hundred sixty-eight".

Divisors: 1 2 4 17 34 68 787 1574 3148 13379 26758 53516 79823 159646 319292 1356991 2713982 5427964 62820701 125641402 251282804 1067951917 2135903834 4271807668