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82575609908 = 22111998774653
BaseRepresentation
bin100110011100111100…
…0111101000000110100
321220010211120121120112
41030321320331000310
52323103324004113
6101533521522152
75652205050251
oct1147170750064
9256124517515
1082575609908
1132024862a10
12140064a3358
137a2c91834c
143dd4c6c428
1522346825a8
hex1339e3d034

82575609908 has 24 divisors (see below), whose sum is σ = 165941418720. Its totient is φ = 35558874720.

The previous prime is 82575609901. The next prime is 82575609967. The reversal of 82575609908 is 80990657528.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82575609901) 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, 49386491 + ... + 49388162.

It is an arithmetic number, because the mean of its divisors is an integer number (6914225780).

Almost surely, 282575609908 is an apocalyptic number.

It is an amenable number.

82575609908 is an abundant number, since it is smaller than the sum of its proper divisors (83365808812).

82575609908 is a wasteful number, since it uses less digits than its factorization.

82575609908 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98774687 (or 98774685 counting only the distinct ones).

The product of its (nonzero) digits is 10886400, while the sum is 59.

It can be divided in two parts, 8257 and 5609908, that added together give a palindrome (5618165).

The spelling of 82575609908 in words is "eighty-two billion, five hundred seventy-five million, six hundred nine thousand, nine hundred eight".

Divisors: 1 2 4 11 19 22 38 44 76 209 418 836 98774653 197549306 395098612 1086521183 1876718407 2173042366 3753436814 4346084732 7506873628 20643902477 41287804954 82575609908