Search a number
-
+
6872569212190 = 251162477901929
BaseRepresentation
bin110010000000010010100…
…0010111110110100011110
3220100000022011110020022111
41210000211002332310132
51400100010204242230
622341114213304234
71306345446304333
oct144004502766436
926300264406274
106872569212190
11220a705175380
1292bb4963507a
133ab107b072c6
1419a8c407698a
15bdb881d892a
hex640250bed1e

6872569212190 has 16 divisors (see below), whose sum is σ = 13495226816880. Its totient is φ = 2499116077120.

The previous prime is 6872569212149. The next prime is 6872569212203. The reversal of 6872569212190 is 912129652786.

It is a happy number.

It is a super-3 number, since 3×68725692121903 (a number of 39 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 31238950855 + ... + 31238951074.

It is an arithmetic number, because the mean of its divisors is an integer number (843451676055).

Almost surely, 26872569212190 is an apocalyptic number.

6872569212190 is a deficient number, since it is larger than the sum of its proper divisors (6622657604690).

6872569212190 is a wasteful number, since it uses less digits than its factorization.

6872569212190 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62477901947.

The product of its (nonzero) digits is 6531840, while the sum is 58.

The spelling of 6872569212190 in words is "six trillion, eight hundred seventy-two billion, five hundred sixty-nine million, two hundred twelve thousand, one hundred ninety".

Divisors: 1 2 5 10 11 22 55 110 62477901929 124955803858 312389509645 624779019290 687256921219 1374513842438 3436284606095 6872569212190