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2868090624 = 283271631091
BaseRepresentation
bin1010101011110011…
…1001011100000000
321101212211002200200
42222330321130000
521333212344444
61152333045200
7131034240150
oct25274713400
97355732620
102868090624
111241a64a33
12680626800
1336927a959
141d2caa760
1511bbd9969
hexaaf39700

2868090624 has 216 divisors, whose sum is σ = 9517452672. Its totient is φ = 813680640.

The previous prime is 2868090611. The next prime is 2868090697. The reversal of 2868090624 is 4260908682.

It is a self number, because there is not a number n which added to its sum of digits gives 2868090624.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2628319 + ... + 2629409.

Almost surely, 22868090624 is an apocalyptic number.

2868090624 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2868090624, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4758726336).

2868090624 is an abundant number, since it is smaller than the sum of its proper divisors (6649362048).

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

2868090624 is a wasteful number, since it uses less digits than its factorization.

2868090624 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1283 (or 1266 counting only the distinct ones).

The product of its (nonzero) digits is 331776, while the sum is 45.

The square root of 2868090624 is about 53554.5574531244. The cubic root of 2868090624 is about 1420.7934836565.

The spelling of 2868090624 in words is "two billion, eight hundred sixty-eight million, ninety thousand, six hundred twenty-four".