Search a number
-
+
6200072431 = 717335915511
BaseRepresentation
bin1011100011000110…
…11001100011101111
3121000002112022110021
411301203121203233
5100144204304211
62503121023011
7306433513630
oct56143314357
917002468407
106200072431
1126a1863203
121250484a67
1377a67a017
1442b60d887
152644a8771
hex1718d98ef

6200072431 has 16 divisors (see below), whose sum is σ = 7505326080. Its totient is φ = 4999927680.

The previous prime is 6200072423. The next prime is 6200072591. The reversal of 6200072431 is 1342700026.

It is a cyclic number.

It is not a de Polignac number, because 6200072431 - 23 = 6200072423 is a prime.

It is a super-2 number, since 2×62000724312 = 76881796299292499522, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 6200072396 and 6200072405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6200072401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 391966 + ... + 407476.

It is an arithmetic number, because the mean of its divisors is an integer number (469082880).

Almost surely, 26200072431 is an apocalyptic number.

6200072431 is a deficient number, since it is larger than the sum of its proper divisors (1305253649).

6200072431 is a wasteful number, since it uses less digits than its factorization.

6200072431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18894.

The product of its (nonzero) digits is 2016, while the sum is 25.

The square root of 6200072431 is about 78740.5386760848. The cubic root of 6200072431 is about 1837.0977038738.

Adding to 6200072431 its reverse (1342700026), we get a palindrome (7542772457).

It can be divided in two parts, 62000 and 72431, that added together give a palindrome (134431).

The spelling of 6200072431 in words is "six billion, two hundred million, seventy-two thousand, four hundred thirty-one".

Divisors: 1 7 17 119 3359 15511 23513 57103 108577 263687 399721 1845809 52101449 364710143 885724633 6200072431