Search a number
-
+
807024368860 = 22579571894527
BaseRepresentation
bin10111011111001100110…
…01101001110011011100
32212011001220201122120021
423233212121221303130
5101210241214300420
61414424125001524
7112206546644353
oct13574631516334
92764056648507
10807024368860
11291291243016
121104a69b32a4
135b143335458
142b0bb22699a
1515ed4d217aa
hexbbe6669cdc

807024368860 has 48 divisors (see below), whose sum is σ = 1719211253760. Its totient is φ = 318165007680.

The previous prime is 807024368807. The next prime is 807024368869. The reversal of 807024368860 is 68863420708.

It is a junction number, because it is equal to n+sod(n) for n = 807024368798 and 807024368807.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (807024368869) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 454917 + ... + 1349443.

It is an arithmetic number, because the mean of its divisors is an integer number (35816901120).

Almost surely, 2807024368860 is an apocalyptic number.

It is an amenable number.

807024368860 is an abundant number, since it is smaller than the sum of its proper divisors (912186884900).

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

807024368860 is a wasteful number, since it uses less digits than its factorization.

807024368860 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 895186 (or 895184 counting only the distinct ones).

The product of its (nonzero) digits is 3096576, while the sum is 52.

The spelling of 807024368860 in words is "eight hundred seven billion, twenty-four million, three hundred sixty-eight thousand, eight hundred sixty".

Divisors: 1 2 4 5 10 20 79 158 316 395 571 790 1142 1580 2284 2855 5710 11420 45109 90218 180436 225545 451090 894527 902180 1789054 3578108 4472635 8945270 17890540 70667633 141335266 282670532 353338165 510774917 706676330 1021549834 1413352660 2043099668 2553874585 5107749170 10215498340 40351218443 80702436886 161404873772 201756092215 403512184430 807024368860