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65000695 = 513000139
BaseRepresentation
bin1111011111110…
…1010011110111
311112022101012011
43313331103313
5113120010240
610241105051
71416332254
oct367752367
9145271164
1065000695
1133766a91
1219928187
131060b166
1488c042b
155a8e6ea
hex3dfd4f7

65000695 has 4 divisors (see below), whose sum is σ = 78000840. Its totient is φ = 52000552.

The previous prime is 65000693. The next prime is 65000699. The reversal of 65000695 is 59600056.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 65000695 - 21 = 65000693 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65000693) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6500065 + ... + 6500074.

It is an arithmetic number, because the mean of its divisors is an integer number (19500210).

Almost surely, 265000695 is an apocalyptic number.

65000695 is a deficient number, since it is larger than the sum of its proper divisors (13000145).

65000695 is a wasteful number, since it uses less digits than its factorization.

65000695 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13000144.

The product of its (nonzero) digits is 8100, while the sum is 31.

The square root of 65000695 is about 8062.3008502536. The cubic root of 65000695 is about 402.0740088817.

The spelling of 65000695 in words is "sixty-five million, six hundred ninety-five", and thus it is an aban number.

Divisors: 1 5 13000139 65000695