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83067661210 = 2542411958681
BaseRepresentation
bin100110101011100110…
…1111110101110011010
321221102010110102001211
41031113031332232122
52330110310124320
6102054420133334
76000331320202
oct1152715765632
9257363412054
1083067661210
1132257590386
121412323724a
137aaa849471
144040355402
15226297a55a
hex135737eb9a

83067661210 has 16 divisors (see below), whose sum is σ = 149557122792. Its totient is φ = 33219212800.

The previous prime is 83067661121. The next prime is 83067661217. The reversal of 83067661210 is 1216676038.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 69046496289 + 14021164921 = 262767^2 + 118411^2 .

It is not an unprimeable number, because it can be changed into a prime (83067661217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 936931 + ... + 1021750.

Almost surely, 283067661210 is an apocalyptic number.

83067661210 is a deficient number, since it is larger than the sum of its proper divisors (66489461582).

83067661210 is a wasteful number, since it uses less digits than its factorization.

83067661210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1962929.

The product of its (nonzero) digits is 72576, while the sum is 40.

The spelling of 83067661210 in words is "eighty-three billion, sixty-seven million, six hundred sixty-one thousand, two hundred ten".

Divisors: 1 2 5 10 4241 8482 21205 42410 1958681 3917362 9793405 19586810 8306766121 16613532242 41533830605 83067661210