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10640619298 = 213738834377
BaseRepresentation
bin10011110100011101…
…01111011100100010
31000110120012110121001
421322032233130202
5133242444304143
64515505222214
7524453525461
oct117216573442
930416173531
1010640619298
114570396851
12208b63196a
13100763874a
1472d2809d8
1542425114d
hex27a3af722

10640619298 has 8 divisors (see below), whose sum is σ = 16077432492. Its totient is φ = 5281475136.

The previous prime is 10640619293. The next prime is 10640619307. The reversal of 10640619298 is 89291604601.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 10552014729 + 88604569 = 102723^2 + 9413^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×106406192982 (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10640619293) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19416915 + ... + 19417462.

Almost surely, 210640619298 is an apocalyptic number.

10640619298 is a deficient number, since it is larger than the sum of its proper divisors (5436813194).

10640619298 is a wasteful number, since it uses less digits than its factorization.

10640619298 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38834516.

The product of its (nonzero) digits is 186624, while the sum is 46.

The spelling of 10640619298 in words is "ten billion, six hundred forty million, six hundred nineteen thousand, two hundred ninety-eight".

Divisors: 1 2 137 274 38834377 77668754 5320309649 10640619298