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3443800131 = 35101140317
BaseRepresentation
bin1100110101000100…
…0011100001000011
322220000010011200000
43031101003201003
524023103101011
61325420331043
7151224550422
oct31521034103
98800104600
103443800131
111507a32012
128013a3a83
1342b620275
1424952d2b9
1515250a356
hexcd443843

3443800131 has 24 divisors (see below), whose sum is σ = 5209726704. Its totient is φ = 2273119200.

The previous prime is 3443800127. The next prime is 3443800147. The reversal of 3443800131 is 1310083443.

It is not a de Polignac number, because 3443800131 - 22 = 3443800127 is a prime.

It is a super-2 number, since 2×34438001312 = 23719518684551234322, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 3443800095 and 3443800104.

It is not an unprimeable number, because it can be changed into a prime (3443801131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 45616 + ... + 94701.

It is an arithmetic number, because the mean of its divisors is an integer number (217071946).

Almost surely, 23443800131 is an apocalyptic number.

3443800131 is a deficient number, since it is larger than the sum of its proper divisors (1765926573).

3443800131 is a wasteful number, since it uses less digits than its factorization.

3443800131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140433 (or 140421 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

The square root of 3443800131 is about 58683.9001004534. The cubic root of 3443800131 is about 1510.1241263107.

Adding to 3443800131 its reverse (1310083443), we get a palindrome (4753883574).

The spelling of 3443800131 in words is "three billion, four hundred forty-three million, eight hundred thousand, one hundred thirty-one".

Divisors: 1 3 9 27 81 101 243 303 909 2727 8181 24543 140317 420951 1262853 3788559 11365677 14172017 34097031 42516051 127548153 382644459 1147933377 3443800131