Search a number
-
+
34444131 = 31931101193
BaseRepresentation
bin1000001101100…
…1001101100011
32101210221110120
42003121031203
532304203011
63230131323
7565525131
oct203311543
971727416
1034444131
1118496427
12b650b43
13719ca57
144808751
153055a06
hex20d9363

34444131 has 32 divisors (see below), whose sum is σ = 50657280. Its totient is φ = 20736000.

The previous prime is 34444103. The next prime is 34444139. The reversal of 34444131 is 13144443.

It is not a de Polignac number, because 34444131 - 210 = 34443107 is a prime.

It is a super-2 number, since 2×344441312 = 2372796320690322, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (34444139) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 178371 + ... + 178563.

It is an arithmetic number, because the mean of its divisors is an integer number (1583040).

Almost surely, 234444131 is an apocalyptic number.

34444131 is a gapful number since it is divisible by the number (31) formed by its first and last digit.

34444131 is a deficient number, since it is larger than the sum of its proper divisors (16213149).

34444131 is a wasteful number, since it uses less digits than its factorization.

34444131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 347.

The product of its digits is 2304, while the sum is 24.

The square root of 34444131 is about 5868.9122501533. The cubic root of 34444131 is about 325.3656822743.

Adding to 34444131 its reverse (13144443), we get a palindrome (47588574).

The spelling of 34444131 in words is "thirty-four million, four hundred forty-four thousand, one hundred thirty-one".

Divisors: 1 3 19 31 57 93 101 193 303 579 589 1767 1919 3131 3667 5757 5983 9393 11001 17949 19493 58479 59489 113677 178467 341031 370367 604283 1111101 1812849 11481377 34444131