Search a number
-
+
160028020 = 22523347887
BaseRepresentation
bin10011000100111…
…01010101110100
3102011010021011201
421202131111310
5311431344040
623513542244
73652133665
oct1142352564
9364107151
10160028020
1182371469
1245714984
1327200449
141737936c
15e0b0a9a
hex989d574

160028020 has 24 divisors (see below), whose sum is σ = 350671104. Its totient is φ = 61227936.

The previous prime is 160027993. The next prime is 160028053. The reversal of 160028020 is 20820061.

It is a happy number.

160028020 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 173484 + ... + 174403.

It is an arithmetic number, because the mean of its divisors is an integer number (14611296).

Almost surely, 2160028020 is an apocalyptic number.

160028020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

160028020 is an abundant number, since it is smaller than the sum of its proper divisors (190643084).

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

160028020 is a wasteful number, since it uses less digits than its factorization.

160028020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 347919 (or 347917 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 19.

The square root of 160028020 is about 12650.2181799367. The cubic root of 160028020 is about 542.9152122949.

Adding to 160028020 its reverse (20820061), we get a palindrome (180848081).

The spelling of 160028020 in words is "one hundred sixty million, twenty-eight thousand, twenty".

Divisors: 1 2 4 5 10 20 23 46 92 115 230 460 347887 695774 1391548 1739435 3478870 6957740 8001401 16002802 32005604 40007005 80014010 160028020