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6872212876032 = 28367219371069
BaseRepresentation
bin110010000000000111111…
…0011101010101100000000
3220022222101022221111000000
41210000033303222230000
51400043242444013112
622341015004000000
71306333561430400
oct144001763525400
926288338844000
106872212876032
11220a542012789
1292ba6a230000
133ab07c0430ca
1419a88c9da800
15bdb66c9c7dc
hex6400fceab00

6872212876032 has 1512 divisors, whose sum is σ = 25888881505200. Its totient is φ = 1808180527104.

The previous prime is 6872212876021. The next prime is 6872212876037. The reversal of 6872212876032 is 2306782122786.

6872212876032 is a `hidden beast` number, since 6 + 8 + 7 + 2 + 2 + 1 + 28 + 7 + 603 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (1512).

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a self number, because there is not a number n which added to its sum of digits gives 6872212876032.

It is not an unprimeable number, because it can be changed into a prime (6872212876037) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 167 ways as a sum of consecutive naturals, for example, 6428636394 + ... + 6428637462.

Almost surely, 26872212876032 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6872212876032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12944440752600).

6872212876032 is an abundant number, since it is smaller than the sum of its proper divisors (19016668629168).

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

6872212876032 is a wasteful number, since it uses less digits than its factorization.

6872212876032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1173 (or 1137 counting only the distinct ones).

The product of its (nonzero) digits is 5419008, while the sum is 54.

The spelling of 6872212876032 in words is "six trillion, eight hundred seventy-two billion, two hundred twelve million, eight hundred seventy-six thousand, thirty-two".