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7883864338172 = 225337188039331
BaseRepresentation
bin111001010111001101011…
…1011101110111011111100
31000220200122001122111202212
41302232122323232323330
52013132123232310142
624433444113435552
71442406336115664
oct162563273567374
930820561574685
107883864338172
11256a589983629
12a73b4226bbb8
134525a31ac934
141d381c6551a4
15da126388d82
hex72b9aeeeefc

7883864338172 has 12 divisors (see below), whose sum is σ = 14057078867496. Its totient is φ = 3867556090320.

The previous prime is 7883864338139. The next prime is 7883864338241. The reversal of 7883864338172 is 2718334683887.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18594019454 + ... + 18594019877.

It is an arithmetic number, because the mean of its divisors is an integer number (1171423238958).

Almost surely, 27883864338172 is an apocalyptic number.

It is an amenable number.

7883864338172 is a deficient number, since it is larger than the sum of its proper divisors (6173214529324).

7883864338172 is a wasteful number, since it uses less digits than its factorization.

7883864338172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37188039388 (or 37188039386 counting only the distinct ones).

The product of its digits is 260112384, while the sum is 68.

The spelling of 7883864338172 in words is "seven trillion, eight hundred eighty-three billion, eight hundred sixty-four million, three hundred thirty-eight thousand, one hundred seventy-two".

Divisors: 1 2 4 53 106 212 37188039331 74376078662 148752157324 1970966084543 3941932169086 7883864338172