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3206201939 = 31139744071
BaseRepresentation
bin1011111100011010…
…1100001001010011
322021110000221012222
42333012230021103
523031241430224
61250052011255
7142311160343
oct27706541123
98243027188
103206201939
1113a58a9a76
12755900b2b
133c1330715
14225b60d23
1513b725b5e
hexbf1ac253

3206201939 has 8 divisors (see below), whose sum is σ = 3333442560. Its totient is φ = 3080449800.

The previous prime is 3206201917. The next prime is 3206201953. The reversal of 3206201939 is 9391026023.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3206201939 - 220 = 3205153363 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3206201899 and 3206201908.

It is not an unprimeable number, because it can be changed into a prime (3206201539) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 367727 + ... + 376344.

It is an arithmetic number, because the mean of its divisors is an integer number (416680320).

Almost surely, 23206201939 is an apocalyptic number.

3206201939 is a deficient number, since it is larger than the sum of its proper divisors (127240621).

3206201939 is a wasteful number, since it uses less digits than its factorization.

3206201939 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 744241.

The product of its (nonzero) digits is 17496, while the sum is 35.

The square root of 3206201939 is about 56623.3338739428. Note that the first 3 decimals coincide. The cubic root of 3206201939 is about 1474.5639908644.

The spelling of 3206201939 in words is "three billion, two hundred six million, two hundred one thousand, nine hundred thirty-nine".

Divisors: 1 31 139 4309 744071 23066201 103425869 3206201939