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5781296288 = 251947307659
BaseRepresentation
bin1010110001001011…
…11001010010100000
3112220220112021120202
411120211321102200
543320002440123
62353401124332
7263160131135
oct53045712240
915826467522
105781296288
1124a7433519
1211541896a8
137119933a1
143cbb5c58c
1523c836a28
hex1589794a0

5781296288 has 96 divisors (see below), whose sum is σ = 12294374400. Its totient is φ = 2667458304.

The previous prime is 5781296273. The next prime is 5781296309. The reversal of 5781296288 is 8826921875.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8772503 + ... + 8773161.

It is an arithmetic number, because the mean of its divisors is an integer number (128066400).

Almost surely, 25781296288 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5781296288, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6147187200).

5781296288 is an abundant number, since it is smaller than the sum of its proper divisors (6513078112).

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

5781296288 is a wasteful number, since it uses less digits than its factorization.

5781296288 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1042 (or 1034 counting only the distinct ones).

The product of its digits is 3870720, while the sum is 56.

The square root of 5781296288 is about 76034.8360161314. The cubic root of 5781296288 is about 1794.7683779728.

The spelling of 5781296288 in words is "five billion, seven hundred eighty-one million, two hundred ninety-six thousand, two hundred eighty-eight".

Divisors: 1 2 4 8 16 19 32 38 47 76 94 152 188 304 307 376 608 614 659 752 893 1228 1318 1504 1786 2456 2636 3572 4912 5272 5833 7144 9824 10544 11666 12521 14288 14429 21088 23332 25042 28576 28858 30973 46664 50084 57716 61946 93328 100168 115432 123892 186656 200336 202313 230864 247784 274151 400672 404626 461728 495568 548302 588487 809252 991136 1096604 1176974 1618504 2193208 2353948 3237008 3843947 4386416 4707896 6474016 7687894 8772832 9415792 9508711 15375788 18831584 19017422 30751576 38034844 61503152 76069688 123006304 152139376 180665509 304278752 361331018 722662036 1445324072 2890648144 5781296288