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8070283469 = 17617782337
BaseRepresentation
bin1111000010000011…
…01100000011001101
3202211102122212200202
413201001230003031
5113011443032334
63412450103245
7403663164143
oct74101540315
922742585622
108070283469
113471512466
12169287ab25
139b7c80981
14567b61593
1532378017e
hex1e106c0cd

8070283469 has 8 divisors (see below), whose sum is σ = 8685089208. Its totient is φ = 7471042560.

The previous prime is 8070283457. The next prime is 8070283519. The reversal of 8070283469 is 9643820708.

It can be written as a sum of positive squares in 4 ways, for example, as 1255780969 + 6814502500 = 35437^2 + 82550^2 .

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 8070283469 - 220 = 8069234893 is a prime.

It is a super-2 number, since 2×80702834692 (a number of 21 digits) 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 (8070283409) 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, 3890132 + ... + 3892205.

It is an arithmetic number, because the mean of its divisors is an integer number (1085636151).

Almost surely, 28070283469 is an apocalyptic number.

It is an amenable number.

8070283469 is a deficient number, since it is larger than the sum of its proper divisors (614805739).

8070283469 is a wasteful number, since it uses less digits than its factorization.

8070283469 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7782415.

The product of its (nonzero) digits is 580608, while the sum is 47.

The square root of 8070283469 is about 89834.7564642995. The cubic root of 8070283469 is about 2005.8398870127.

The spelling of 8070283469 in words is "eight billion, seventy million, two hundred eighty-three thousand, four hundred sixty-nine".

Divisors: 1 17 61 1037 7782337 132299729 474722557 8070283469