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3256065197 = 71142286561
BaseRepresentation
bin1100001000010011…
…1001110010101101
322101220212020202022
43002010321302231
523132023041242
61255032435525
7143455045310
oct30204716255
98356766668
103256065197
111420a66a80
1276a548ba5
133cb76b7c8
1422c620977
15140cc50d2
hexc2139cad

3256065197 has 8 divisors (see below), whose sum is σ = 4059509952. Its totient is φ = 2537193600.

The previous prime is 3256065187. The next prime is 3256065203. The reversal of 3256065197 is 7915606523.

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 3256065197 - 210 = 3256064173 is a prime.

It is a super-2 number, since 2×32560651972 = 21203921134229297618, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3256065187) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21143204 + ... + 21143357.

It is an arithmetic number, because the mean of its divisors is an integer number (507438744).

Almost surely, 23256065197 is an apocalyptic number.

It is an amenable number.

3256065197 is a deficient number, since it is larger than the sum of its proper divisors (803444755).

3256065197 is a wasteful number, since it uses less digits than its factorization.

3256065197 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42286579.

The product of its (nonzero) digits is 340200, while the sum is 44.

The square root of 3256065197 is about 57061.9417563055. The cubic root of 3256065197 is about 1482.1689037619.

The spelling of 3256065197 in words is "three billion, two hundred fifty-six million, sixty-five thousand, one hundred ninety-seven".

Divisors: 1 7 11 77 42286561 296005927 465152171 3256065197