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30335620260 = 223511127735993
BaseRepresentation
bin11100010000001001…
…001101010010100100
32220022010211011211010
4130100021031102210
5444111404322020
621534101342220
72122513342401
oct342011152244
986263734733
1030335620260
1111957737550
125a67407970
132b25a8507a
14167ac512a8
15bc8321de0
hex71024d4a4

30335620260 has 96 divisors (see below), whose sum is σ = 92736669312. Its totient is φ = 7348126720.

The previous prime is 30335620213. The next prime is 30335620261. The reversal of 30335620260 is 6202653303.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is not an unprimeable number, because it can be changed into a prime (30335620261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 824824 + ... + 860816.

It is an arithmetic number, because the mean of its divisors is an integer number (966006972).

Almost surely, 230335620260 is an apocalyptic number.

30335620260 is a gapful number since it is divisible by the number (30) 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 30335620260, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (46368334656).

30335620260 is an abundant number, since it is smaller than the sum of its proper divisors (62401049052).

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

30335620260 is a wasteful number, since it uses less digits than its factorization.

30335620260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37293 (or 37291 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 30.

The spelling of 30335620260 in words is "thirty billion, three hundred thirty-five million, six hundred twenty thousand, two hundred sixty".

Divisors: 1 2 3 4 5 6 10 11 12 15 20 22 30 33 44 55 60 66 110 132 165 220 330 660 1277 2554 3831 5108 6385 7662 12770 14047 15324 19155 25540 28094 35993 38310 42141 56188 70235 71986 76620 84282 107979 140470 143972 168564 179965 210705 215958 280940 359930 395923 421410 431916 539895 719860 791846 842820 1079790 1187769 1583692 1979615 2159580 2375538 3959230 4751076 5938845 7918460 11877690 23755380 45963061 91926122 137889183 183852244 229815305 275778366 459630610 505593671 551556732 689445915 919261220 1011187342 1378891830 1516781013 2022374684 2527968355 2757783660 3033562026 5055936710 6067124052 7583905065 10111873420 15167810130 30335620260