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3206064025 = 52128242561
BaseRepresentation
bin1011111100011000…
…1010011110011001
322021102202221001001
42333012022132121
523031223022100
61250045025001
7142310044303
oct27706123631
98242687031
103206064025
1113a581539a
12755855161
133c12b2a08
14225b26973
1513b6e9d6a
hexbf18a799

3206064025 has 6 divisors (see below), whose sum is σ = 3975519422. Its totient is φ = 2564851200.

The previous prime is 3206064019. The next prime is 3206064049. The reversal of 3206064025 is 5204606023.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 1032256 + 3205031769 = 1016^2 + 56613^2 .

It is not a de Polignac number, because 3206064025 - 27 = 3206063897 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3206063984 and 3206064002.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 64121256 + ... + 64121305.

Almost surely, 23206064025 is an apocalyptic number.

It is an amenable number.

3206064025 is a deficient number, since it is larger than the sum of its proper divisors (769455397).

3206064025 is a wasteful number, since it uses less digits than its factorization.

3206064025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128242571 (or 128242566 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 28.

The square root of 3206064025 is about 56622.1160413491. The cubic root of 3206064025 is about 1474.5428478902.

The spelling of 3206064025 in words is "three billion, two hundred six million, sixty-four thousand, twenty-five".

Divisors: 1 5 25 128242561 641212805 3206064025