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82613077 = 672834357
BaseRepresentation
bin1001110110010…
…01001101010101
312202110011211121
410323021031111
5132122104302
612110403541
72022125311
oct473111525
9182404747
1082613077
11426a6478
12238005b1
13141668a1
14ad86b41
1573bce37
hex4ec9355

82613077 has 8 divisors (see below), whose sum is σ = 84161696. Its totient is φ = 81073872.

The previous prime is 82613029. The next prime is 82613099. The reversal of 82613077 is 77031628.

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 82613077 - 27 = 82612949 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82613017) 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, 16783 + ... + 21139.

It is an arithmetic number, because the mean of its divisors is an integer number (10520212).

Almost surely, 282613077 is an apocalyptic number.

It is an amenable number.

82613077 is a deficient number, since it is larger than the sum of its proper divisors (1548619).

82613077 is a wasteful number, since it uses less digits than its factorization.

82613077 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4707.

The product of its (nonzero) digits is 14112, while the sum is 34.

The square root of 82613077 is about 9089.1736148013. The cubic root of 82613077 is about 435.5281856408.

The spelling of 82613077 in words is "eighty-two million, six hundred thirteen thousand, seventy-seven".

Divisors: 1 67 283 4357 18961 291919 1233031 82613077