Search a number
-
+
802050928 = 24722731547
BaseRepresentation
bin101111110011100…
…101001101110000
32001220012102000221
4233303211031300
53120311112203
6211330422424
725606214620
oct5763451560
92056172027
10802050928
11381811808
121a4731a14
13ca220563
1478740880
154a62eabd
hex2fce5370

802050928 has 40 divisors (see below), whose sum is σ = 1783850112. Its totient is φ = 342211008.

The previous prime is 802050923. The next prime is 802050937. The reversal of 802050928 is 829050208.

It is a super-2 number, since 2×8020509282 = 1286571382211322368, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 802050893 and 802050902.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (802050923) by changing a digit.

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, 9651 + ... + 41197.

Almost surely, 2802050928 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 802050928, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (891925056).

802050928 is an abundant number, since it is smaller than the sum of its proper divisors (981799184).

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

802050928 is a wasteful number, since it uses less digits than its factorization.

802050928 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31789 (or 31783 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 34.

The square root of 802050928 is about 28320.5036678375. The cubic root of 802050928 is about 929.1103868137.

The spelling of 802050928 in words is "eight hundred two million, fifty thousand, nine hundred twenty-eight".

Divisors: 1 2 4 7 8 14 16 28 56 112 227 454 908 1589 1816 3178 3632 6356 12712 25424 31547 63094 126188 220829 252376 441658 504752 883316 1766632 3533264 7161169 14322338 28644676 50128183 57289352 100256366 114578704 200512732 401025464 802050928