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82604709247 = 274933019103
BaseRepresentation
bin100110011101110011…
…1111101010101111111
321220012212100000100211
41030323213331111333
52323133301143442
6101540441333251
75653010305054
oct1147347752577
9256185300324
1082604709247
113203a228755
1214014197227
137a359663a8
143dd8a8502b
152236ece617
hex133b9fd57f

82604709247 has 8 divisors (see below), whose sum is σ = 82668872000. Its totient is φ = 82540576800.

The previous prime is 82604709223. The next prime is 82604709259. The reversal of 82604709247 is 74290740628.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-82604709247 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 82604709247.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82604809247) 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, 9069898 + ... + 9079000.

It is an arithmetic number, because the mean of its divisors is an integer number (10333609000).

Almost surely, 282604709247 is an apocalyptic number.

82604709247 is a deficient number, since it is larger than the sum of its proper divisors (64162753).

82604709247 is a wasteful number, since it uses less digits than its factorization.

82604709247 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15153.

The product of its (nonzero) digits is 1354752, while the sum is 49.

The spelling of 82604709247 in words is "eighty-two billion, six hundred four million, seven hundred nine thousand, two hundred forty-seven".

Divisors: 1 2749 3301 9103 9074449 25024147 30049003 82604709247