Search a number
-
+
2713147880 = 235641105817
BaseRepresentation
bin1010000110110111…
…0101100111101000
321000002021012012112
42201231311213220
521024031213010
61125120101452
7124143243062
oct24155654750
97002235175
102713147880
111172557183
12638764888
1334313b061
141ba496732
1510d2d0a05
hexa1b759e8

2713147880 has 32 divisors (see below), whose sum is σ = 6114164040. Its totient is φ = 1083555840.

The previous prime is 2713147859. The next prime is 2713147889. The reversal of 2713147880 is 887413172.

It can be written as a sum of positive squares in 4 ways, for example, as 2698386916 + 14760964 = 51946^2 + 3842^2 .

It is a super-2 number, since 2×27131478802 = 14722342837496988800, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2713147889) 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 7 ways as a sum of consecutive naturals, for example, 27269 + ... + 78548.

Almost surely, 22713147880 is an apocalyptic number.

2713147880 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2713147880 is an abundant number, since it is smaller than the sum of its proper divisors (3401016160).

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

2713147880 is a wasteful number, since it uses less digits than its factorization.

2713147880 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106469 (or 106465 counting only the distinct ones).

The product of its (nonzero) digits is 75264, while the sum is 41.

The square root of 2713147880 is about 52087.8861156795. The cubic root of 2713147880 is about 1394.7332523543.

The spelling of 2713147880 in words is "two billion, seven hundred thirteen million, one hundred forty-seven thousand, eight hundred eighty".

Divisors: 1 2 4 5 8 10 20 40 641 1282 2564 3205 5128 6410 12820 25640 105817 211634 423268 529085 846536 1058170 2116340 4232680 67828697 135657394 271314788 339143485 542629576 678286970 1356573940 2713147880