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6230431237 = 612672373
BaseRepresentation
bin1011100110101110…
…01101011000000101
3121002012122200220111
411303113031120011
5100224442244422
62510123433021
7310252535362
oct56327153005
917065580814
106230431237
112707a09228
12125a685771
13783a49404
14431673469
15266ea3a77
hex1735cd605

6230431237 has 18 divisors (see below), whose sum is σ = 6447434994. Its totient is φ = 6020641440.

The previous prime is 6230431187. The next prime is 6230431241. The reversal of 6230431237 is 7321340326.

It can be written as a sum of positive squares in 3 ways, for example, as 221235876 + 6009195361 = 14874^2 + 77519^2 .

It is not a de Polignac number, because 6230431237 - 215 = 6230398469 is a prime.

It is a super-3 number, since 3×62304312373 (a number of 30 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 6230431199 and 6230431208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6230437237) 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 17 ways as a sum of consecutive naturals, for example, 16703383 + ... + 16703755.

It is an arithmetic number, because the mean of its divisors is an integer number (358190833).

Almost surely, 26230431237 is an apocalyptic number.

6230431237 is a gapful number since it is divisible by the number (67) formed by its first and last digit.

It is an amenable number.

6230431237 is a deficient number, since it is larger than the sum of its proper divisors (217003757).

6230431237 is an frugal number, since it uses more digits than its factorization.

6230431237 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 629 (or 501 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 31.

The square root of 6230431237 is about 78933.0807519889. The cubic root of 6230431237 is about 1840.0912877086.

The spelling of 6230431237 in words is "six billion, two hundred thirty million, four hundred thirty-one thousand, two hundred thirty-seven".

Divisors: 1 61 67 373 3721 4087 4489 22753 24991 249307 273829 1387933 1524451 1674397 16703569 92991511 102138217 6230431237