Search a number
-
+
1030270482 = 233171278837
BaseRepresentation
bin111101011010001…
…010111000010010
32122210122011102000
4331122022320102
54102222123412
6250122134430
734350104013
oct7532127022
92583564360
101030270482
1148961950a
12249051416
131355a8307
149ab8b00a
15606b04dc
hex3d68ae12

1030270482 has 64 divisors (see below), whose sum is σ = 2443530240. Its totient is φ = 320640768.

The previous prime is 1030270471. The next prime is 1030270489. The reversal of 1030270482 is 2840720301.

1030270482 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×10302704822 = 2122914532161024648, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (1030270489) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 112168 + ... + 121004.

It is an arithmetic number, because the mean of its divisors is an integer number (38180160).

Almost surely, 21030270482 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1030270482, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1221765120).

1030270482 is an abundant number, since it is smaller than the sum of its proper divisors (1413259758).

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

1030270482 is a wasteful number, since it uses less digits than its factorization.

1030270482 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8992 (or 8986 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 27.

The square root of 1030270482 is about 32097.8267488626. The cubic root of 1030270482 is about 1009.9900276766.

Adding to 1030270482 its reverse (2840720301), we get a palindrome (3870990783).

The spelling of 1030270482 in words is "one billion, thirty million, two hundred seventy thousand, four hundred eighty-two".

Divisors: 1 2 3 6 9 17 18 27 34 51 54 102 127 153 254 306 381 459 762 918 1143 2159 2286 3429 4318 6477 6858 8837 12954 17674 19431 26511 38862 53022 58293 79533 116586 150229 159066 238599 300458 450687 477198 901374 1122299 1352061 2244598 2704122 3366897 4056183 6733794 8112366 10100691 19079083 20201382 30302073 38158166 57237249 60604146 114474498 171711747 343423494 515135241 1030270482