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3144137764 = 221136956057
BaseRepresentation
bin1011101101100111…
…1011110000100100
322010010020202011211
42323121323300210
522414344402024
61235553441204
7140625505255
oct27331736044
98103222154
103144137764
111373869269
12738b70204
133b1510061
1421b806b2c
15136066594
hexbb67bc24

3144137764 has 12 divisors (see below), whose sum is σ = 5550934284. Its totient is φ = 1558156544.

The previous prime is 3144137761. The next prime is 3144137779. The reversal of 3144137764 is 4677314413.

It can be written as a sum of positive squares in 2 ways, for example, as 75864100 + 3068273664 = 8710^2 + 55392^2 .

It is not an unprimeable number, because it can be changed into a prime (3144137761) 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, 3477577 + ... + 3478480.

It is an arithmetic number, because the mean of its divisors is an integer number (462577857).

Almost surely, 23144137764 is an apocalyptic number.

It is an amenable number.

3144137764 is a deficient number, since it is larger than the sum of its proper divisors (2406796520).

3144137764 is a wasteful number, since it uses less digits than its factorization.

3144137764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6956174 (or 6956172 counting only the distinct ones).

The product of its digits is 169344, while the sum is 40.

The square root of 3144137764 is about 56072.6115318343. The cubic root of 3144137764 is about 1464.9872859384.

The spelling of 3144137764 in words is "three billion, one hundred forty-four million, one hundred thirty-seven thousand, seven hundred sixty-four".

Divisors: 1 2 4 113 226 452 6956057 13912114 27824228 786034441 1572068882 3144137764