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3144112230 = 235714971963
BaseRepresentation
bin1011101101100111…
…0101100001100110
322010010012110011010
42323121311201212
522414343042410
61235553123050
7140625340650
oct27331654146
98103173133
103144112230
111373851066
12738b59486
133b150154c
1421b7db6d0
1513605dc20
hexbb675866

3144112230 has 32 divisors (see below), whose sum is σ = 8623851264. Its totient is φ = 718654176.

The previous prime is 3144112219. The next prime is 3144112247. The reversal of 3144112230 is 322114413.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 3144112197 and 3144112206.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7485772 + ... + 7486191.

It is an arithmetic number, because the mean of its divisors is an integer number (269495352).

Almost surely, 23144112230 is an apocalyptic number.

3144112230 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

3144112230 is an abundant number, since it is smaller than the sum of its proper divisors (5479739034).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3144112230 is a wasteful number, since it uses less digits than its factorization.

3144112230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14971980.

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 3144112230 is about 56072.3838444559. The cubic root of 3144112230 is about 1464.9833201361.

Adding to 3144112230 its reverse (322114413), we get a palindrome (3466226643).

The spelling of 3144112230 in words is "three billion, one hundred forty-four million, one hundred twelve thousand, two hundred thirty".

Divisors: 1 2 3 5 6 7 10 14 15 21 30 35 42 70 105 210 14971963 29943926 44915889 74859815 89831778 104803741 149719630 209607482 224579445 314411223 449158890 524018705 628822446 1048037410 1572056115 3144112230