Search a number
-
+
230554500 = 223531189157
BaseRepresentation
bin11011011110111…
…11101110000100
3121001211101022120
431233133232010
5433010221000
634513325540
75466452361
oct1557375604
9531741276
10230554500
11109162010
12652668b0
13389c47a7
1422897468
15153926a0
hexdbdfb84

230554500 has 192 divisors, whose sum is σ = 745355520. Its totient is φ = 54912000.

The previous prime is 230554481. The next prime is 230554523. The reversal of 230554500 is 5455032.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1468422 + ... + 1468578.

It is an arithmetic number, because the mean of its divisors is an integer number (3882060).

Almost surely, 2230554500 is an apocalyptic number.

230554500 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 230554500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (372677760).

230554500 is an abundant number, since it is smaller than the sum of its proper divisors (514801020).

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

230554500 is a wasteful number, since it uses less digits than its factorization.

230554500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 279 (or 267 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 24.

The square root of 230554500 is about 15184.0212065184. The cubic root of 230554500 is about 613.1845463235.

The spelling of 230554500 in words is "two hundred thirty million, five hundred fifty-four thousand, five hundred".