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10644513076 = 2217156536957
BaseRepresentation
bin10011110100111011…
…00110000100110100
31000110211112021212001
421322131212010310
5133244443404301
64520124505044
7524531603551
oct117235460464
930424467761
1010644513076
11457260624a
1220909ab184
13100839cb62
1472d9b5a28
1542476ec01
hex27a766134

10644513076 has 12 divisors (see below), whose sum is σ = 19723656708. Its totient is φ = 5009182592.

The previous prime is 10644513071. The next prime is 10644513079. The reversal of 10644513076 is 67031544601.

10644513076 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 9727876900 + 916636176 = 98630^2 + 30276^2 .

It is a super-2 number, since 2×106445130762 (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10644513071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 78268411 + ... + 78268546.

It is an arithmetic number, because the mean of its divisors is an integer number (1643638059).

Almost surely, 210644513076 is an apocalyptic number.

It is an amenable number.

10644513076 is a deficient number, since it is larger than the sum of its proper divisors (9079143632).

10644513076 is a wasteful number, since it uses less digits than its factorization.

10644513076 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156536978 (or 156536976 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 37.

The spelling of 10644513076 in words is "ten billion, six hundred forty-four million, five hundred thirteen thousand, seventy-six".

Divisors: 1 2 4 17 34 68 156536957 313073914 626147828 2661128269 5322256538 10644513076