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83008074 = 23191993659
BaseRepresentation
bin1001111001010…
…01101001001010
312210012020200010
410330221221022
5132222224244
612123052350
72025362022
oct474515112
9183166603
1083008074
1142946216
12239710b6
1314274606
14b04aa82
157449eb9
hex4f29a4a

83008074 has 32 divisors (see below), whose sum is σ = 175680000. Its totient is φ = 26074224.

The previous prime is 83008073. The next prime is 83008087. The reversal of 83008074 is 47080038.

It is not an unprimeable number, because it can be changed into a prime (83008073) 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 in 15 ways as a sum of consecutive naturals, for example, 20857 + ... + 24515.

It is an arithmetic number, because the mean of its divisors is an integer number (5490000).

Almost surely, 283008074 is an apocalyptic number.

83008074 is an abundant number, since it is smaller than the sum of its proper divisors (92671926).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

83008074 is a wasteful number, since it uses less digits than its factorization.

83008074 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3882.

The product of its (nonzero) digits is 5376, while the sum is 30.

The square root of 83008074 is about 9110.8766866861. The cubic root of 83008074 is about 436.2212110076.

Subtracting from 83008074 its reverse (47080038), we obtain a square (35928036 = 59942).

The spelling of 83008074 in words is "eighty-three million, eight thousand, seventy-four".

Divisors: 1 2 3 6 19 38 57 114 199 398 597 1194 3659 3781 7318 7562 10977 11343 21954 22686 69521 139042 208563 417126 728141 1456282 2184423 4368846 13834679 27669358 41504037 83008074