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82459030 = 2537921757
BaseRepresentation
bin1001110101000…
…11100110010110
312202011100112011
410322203212112
5132102142110
612103214434
72020614223
oct472434626
9182140464
1082459030
1142600765
122374741a
1314111734
14ad4694a
15738c48a
hex4ea3996

82459030 has 16 divisors (see below), whose sum is σ = 148824720. Its totient is φ = 32895072.

The previous prime is 82459001. The next prime is 82459037. The reversal of 82459030 is 3095428.

It is a junction number, because it is equal to n+sod(n) for n = 82458983 and 82459001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82459037) 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, 7089 + ... + 14668.

It is an arithmetic number, because the mean of its divisors is an integer number (9301545).

Almost surely, 282459030 is an apocalyptic number.

82459030 is a deficient number, since it is larger than the sum of its proper divisors (66365690).

82459030 is a wasteful number, since it uses less digits than its factorization.

82459030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22143.

The product of its (nonzero) digits is 8640, while the sum is 31.

The square root of 82459030 is about 9080.6954579481. The cubic root of 82459030 is about 435.2573102229.

The spelling of 82459030 in words is "eighty-two million, four hundred fifty-nine thousand, thirty".

Divisors: 1 2 5 10 379 758 1895 3790 21757 43514 108785 217570 8245903 16491806 41229515 82459030