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3144031144 = 23934142073
BaseRepresentation
bin1011101101100110…
…0001101110101000
322010010001022220221
42323121201232220
522414332444034
61235551255424
7140624552362
oct27331415650
98103038827
103144031144
1113737a6151
12738b1a574
133b14a3677
1421b7b9d32
15136044bb4
hexbb661ba8

3144031144 has 16 divisors (see below), whose sum is σ = 5895829620. Its totient is φ = 1571809920.

The previous prime is 3144031139. The next prime is 3144031147. The reversal of 3144031144 is 4411304413.

It can be written as a sum of positive squares in 2 ways, for example, as 2645044900 + 498986244 = 51430^2 + 22338^2 .

It is not an unprimeable number, because it can be changed into a prime (3144031147) 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, 53692 + ... + 95764.

Almost surely, 23144031144 is an apocalyptic number.

It is an amenable number.

3144031144 is a deficient number, since it is larger than the sum of its proper divisors (2751798476).

3144031144 is a wasteful number, since it uses less digits than its factorization.

3144031144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51420 (or 51416 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 25.

The square root of 3144031144 is about 56071.6607922398. The cubic root of 3144031144 is about 1464.9707261562.

Adding to 3144031144 its reverse (4411304413), we get a palindrome (7555335557).

The spelling of 3144031144 in words is "three billion, one hundred forty-four million, thirty-one thousand, one hundred forty-four".

Divisors: 1 2 4 8 9341 18682 37364 42073 74728 84146 168292 336584 393003893 786007786 1572015572 3144031144