Search a number
-
+
3500681568 = 253271313441
BaseRepresentation
bin1101000010101000…
…0010100101100000
3100000222011001022220
43100222002211200
524132133302233
61335211431040
7152515205466
oct32052024540
910028131286
103500681568
11153705296a
12818455480
1343a347917
14252cd8836
151574e3eb3
hexd0a82960

3500681568 has 48 divisors (see below), whose sum is σ = 9193360176. Its totient is φ = 1166376960.

The previous prime is 3500681567. The next prime is 3500681573. The reversal of 3500681568 is 8651860053.

It is a tau number, because it is divible by the number of its divisors (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3500681567) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 253728 + ... + 267168.

It is an arithmetic number, because the mean of its divisors is an integer number (191528337).

Almost surely, 23500681568 is an apocalyptic number.

It is an amenable number.

3500681568 is an abundant number, since it is smaller than the sum of its proper divisors (5692678608).

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

3500681568 is a wasteful number, since it uses less digits than its factorization.

3500681568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16167 (or 16159 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 42.

The square root of 3500681568 is about 59166.5578515431. The cubic root of 3500681568 is about 1518.3930339161.

The spelling of 3500681568 in words is "three billion, five hundred million, six hundred eighty-one thousand, five hundred sixty-eight".

Divisors: 1 2 3 4 6 8 12 16 24 32 48 96 2713 5426 8139 10852 13441 16278 21704 26882 32556 40323 43408 53764 65112 80646 86816 107528 130224 161292 215056 260448 322584 430112 645168 1290336 36465433 72930866 109396299 145861732 218792598 291723464 437585196 583446928 875170392 1166893856 1750340784 3500681568