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6243152197 = 79257331929
BaseRepresentation
bin1011101000001111…
…01111000101000101
3121010002120222210011
411310013233011011
5100241221332242
62511300230221
7310465626622
oct56407570505
917102528704
106243152197
112714107717
12126299b371
137865815c9
14433225349
15268167d17
hex1741ef145

6243152197 has 16 divisors (see below), whose sum is σ = 6372806400. Its totient is φ = 6115000320.

The previous prime is 6243152143. The next prime is 6243152203. The reversal of 6243152197 is 7912513426.

It is a happy number.

6243152197 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-6243152197 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6243155197) 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 15 ways as a sum of consecutive naturals, for example, 6719829 + ... + 6720757.

It is an arithmetic number, because the mean of its divisors is an integer number (398300400).

Almost surely, 26243152197 is an apocalyptic number.

It is an amenable number.

6243152197 is a deficient number, since it is larger than the sum of its proper divisors (129654203).

6243152197 is a wasteful number, since it uses less digits than its factorization.

6243152197 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1596.

The product of its digits is 90720, while the sum is 40.

The square root of 6243152197 is about 79013.6203258653. The cubic root of 6243152197 is about 1841.3427695586.

The spelling of 6243152197 in words is "six billion, two hundred forty-three million, one hundred fifty-two thousand, one hundred ninety-seven".

Divisors: 1 79 257 331 929 20303 26149 73391 85067 238753 307499 6720293 18861487 24292421 79027243 6243152197