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83000452 = 2220750113
BaseRepresentation
bin1001111001001…
…11110010000100
312210011212012211
410330213302010
5132222003302
612122553204
72025330553
oct474476204
9183155184
1083000452
1142940517
1223968804
1314270cc2
14b047d9a
157447ad7
hex4f27c84

83000452 has 6 divisors (see below), whose sum is σ = 145250798. Its totient is φ = 41500224.

The previous prime is 83000447. The next prime is 83000453. The reversal of 83000452 is 25400038.

It can be written as a sum of positive squares in only one way, i.e., 79673476 + 3326976 = 8926^2 + 1824^2 .

It is not an unprimeable number, because it can be changed into a prime (83000453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10375053 + ... + 10375060.

Almost surely, 283000452 is an apocalyptic number.

It is an amenable number.

83000452 is a deficient number, since it is larger than the sum of its proper divisors (62250346).

83000452 is a wasteful number, since it uses less digits than its factorization.

83000452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20750117 (or 20750115 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 83000452 is about 9110.4583858333. The cubic root of 83000452 is about 436.2078589737.

The spelling of 83000452 in words is "eighty-three million, four hundred fifty-two", and thus it is an aban number.

Divisors: 1 2 4 20750113 41500226 83000452