Search a number
-
+
1028093132 = 221131773709
BaseRepresentation
bin111101010001110…
…111010011001100
32122122112112122102
4331101313103030
54101142440012
6250003334232
734322435033
oct7521672314
92578475572
101028093132
11488371650
12248381378
13134cc5241
149a78171a
15603d02c2
hex3d4774cc

1028093132 has 24 divisors (see below), whose sum is σ = 1968941520. Its totient is φ = 465834560.

The previous prime is 1028093119. The next prime is 1028093141. The reversal of 1028093132 is 2313908201.

It is a junction number, because it is equal to n+sod(n) for n = 1028093095 and 1028093104.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22907 + ... + 50802.

It is an arithmetic number, because the mean of its divisors is an integer number (82039230).

Almost surely, 21028093132 is an apocalyptic number.

It is an amenable number.

1028093132 is a deficient number, since it is larger than the sum of its proper divisors (940848388).

1028093132 is a wasteful number, since it uses less digits than its factorization.

1028093132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74041 (or 74039 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 29.

The square root of 1028093132 is about 32063.8914045067. The cubic root of 1028093132 is about 1009.2780292827.

The spelling of 1028093132 in words is "one billion, twenty-eight million, ninety-three thousand, one hundred thirty-two".

Divisors: 1 2 4 11 22 44 317 634 1268 3487 6974 13948 73709 147418 294836 810799 1621598 3243196 23365753 46731506 93463012 257023283 514046566 1028093132