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82941530 = 2571577547
BaseRepresentation
bin1001111000110…
…01011001011010
312210001212101112
410330121121122
5132213112110
612121420322
72024664020
oct474313132
9183055345
1082941530
1142900221
122393a6a2
1314250239
14b030710
157435405
hex4f1965a

82941530 has 32 divisors (see below), whose sum is σ = 171732096. Its totient is φ = 28252224.

The previous prime is 82941527. The next prime is 82941533. The reversal of 82941530 is 3514928.

It is an interprime number because it is at equal distance from previous prime (82941527) and next prime (82941533).

It is not an unprimeable number, because it can be changed into a prime (82941533) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7217 + ... + 14763.

It is an arithmetic number, because the mean of its divisors is an integer number (5366628).

Almost surely, 282941530 is an apocalyptic number.

82941530 is an abundant number, since it is smaller than the sum of its proper divisors (88790566).

82941530 is a wasteful number, since it uses less digits than its factorization.

82941530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7718.

The product of its (nonzero) digits is 8640, while the sum is 32.

The square root of 82941530 is about 9107.2240556604. The cubic root of 82941530 is about 436.1046132554.

The spelling of 82941530 in words is "eighty-two million, nine hundred forty-one thousand, five hundred thirty".

Divisors: 1 2 5 7 10 14 35 70 157 314 785 1099 1570 2198 5495 7547 10990 15094 37735 52829 75470 105658 264145 528290 1184879 2369758 5924395 8294153 11848790 16588306 41470765 82941530