[go: up one dir, main page]

Search a number
-
+
6198830 = 2511247109
BaseRepresentation
bin10111101001011000101110
3102122221012022
4113221120232
53041330310
6340510142
7103455251
oct27513056
912587168
106198830
113554300
1220ab352
131390661
14b75098
15826a55
hex5e962e

6198830 has 48 divisors (see below), whose sum is σ = 12640320. Its totient is φ = 2185920.

The previous prime is 6198823. The next prime is 6198833. The reversal of 6198830 is 388916.

It is a super-5 number, since 5×61988305 (a number of 35 digits) contains 55555 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6198833) 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, 56816 + ... + 56924.

It is an arithmetic number, because the mean of its divisors is an integer number (263340).

Almost surely, 26198830 is an apocalyptic number.

6198830 is an abundant number, since it is smaller than the sum of its proper divisors (6441490).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6198830 is a wasteful number, since it uses less digits than its factorization.

6198830 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 185 (or 174 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 35.

The square root of 6198830 is about 2489.7449668591. The cubic root of 6198830 is about 183.6974983823.

It can be divided in two parts, 619 and 8830, that added together give a palindrome (9449).

The spelling of 6198830 in words is "six million, one hundred ninety-eight thousand, eight hundred thirty".

Divisors: 1 2 5 10 11 22 47 55 94 109 110 121 218 235 242 470 517 545 605 1034 1090 1199 1210 2398 2585 5123 5170 5687 5995 10246 11374 11990 13189 25615 26378 28435 51230 56353 56870 65945 112706 131890 281765 563530 619883 1239766 3099415 6198830