Search a number
-
+
6311156710380 = 2235106398951971
BaseRepresentation
bin101101111010110111001…
…0000001111101111101100
3211100100012100210012002220
41123311232100033233230
51311400222104213010
621231145543115340
71220652226625124
oct133655620175754
924310170705086
106311156710380
112013601482355
1285b189742b50
1336a1a76c4382
1417b666955c84
15ae27ad3d970
hex5bd6e40fbec

6311156710380 has 48 divisors (see below), whose sum is σ = 17687862898944. Its totient is φ = 1681391874240.

The previous prime is 6311156710333. The next prime is 6311156710381. The reversal of 6311156710380 is 830176511136.

It is a super-3 number, since 3×63111567103803 (a number of 39 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (6311156710381) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 49412206 + ... + 49539765.

It is an arithmetic number, because the mean of its divisors is an integer number (368497143728).

Almost surely, 26311156710380 is an apocalyptic number.

6311156710380 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

6311156710380 is an abundant number, since it is smaller than the sum of its proper divisors (11376706188564).

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

6311156710380 is a wasteful number, since it uses less digits than its factorization.

6311156710380 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98953046 (or 98953044 counting only the distinct ones).

The product of its (nonzero) digits is 90720, while the sum is 42.

The spelling of 6311156710380 in words is "six trillion, three hundred eleven billion, one hundred fifty-six million, seven hundred ten thousand, three hundred eighty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 1063 2126 3189 4252 5315 6378 10630 12756 15945 21260 31890 63780 98951971 197903942 296855913 395807884 494759855 593711826 989519710 1187423652 1484279565 1979039420 2968559130 5937118260 105185945173 210371890346 315557835519 420743780692 525929725865 631115671038 1051859451730 1262231342076 1577789177595 2103718903460 3155578355190 6311156710380