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82053458 = 2172141961
BaseRepresentation
bin1001110010000…
…00100101010010
312201101202011222
410321000211102
5132001202313
612050405042
72014304624
oct471004522
9181352158
1082053458
1142353a83
1223590782
1313ccbc56
14ac7cc14
15730c208
hex4e40952

82053458 has 12 divisors (see below), whose sum is σ = 130747002. Its totient is φ = 38613120.

The previous prime is 82053451. The next prime is 82053473. The reversal of 82053458 is 85435028.

It can be written as a sum of positive squares in 3 ways, for example, as 78730129 + 3323329 = 8873^2 + 1823^2 .

It is not an unprimeable number, because it can be changed into a prime (82053451) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 70403 + ... + 71558.

Almost surely, 282053458 is an apocalyptic number.

82053458 is a deficient number, since it is larger than the sum of its proper divisors (48693544).

82053458 is a wasteful number, since it uses less digits than its factorization.

82053458 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141997 (or 141980 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 35.

The square root of 82053458 is about 9058.3363814776. The cubic root of 82053458 is about 434.5425375363.

The spelling of 82053458 in words is "eighty-two million, fifty-three thousand, four hundred fifty-eight".

Divisors: 1 2 17 34 289 578 141961 283922 2413337 4826674 41026729 82053458