Search a number
-
+
2258141184 = 21532131931
BaseRepresentation
bin1000011010011000…
…1000000000000000
312211101002110100200
42012212020000000
514111041004214
61012023445200
7106646611665
oct20646100000
95741073320
102258141184
11a59730992
125302b6800
1329caaa520
14175c93a6c
15d33a3d09
hex86988000

2258141184 has 384 divisors, whose sum is σ = 7633516800. Its totient is φ = 637009920.

The previous prime is 2258141183. The next prime is 2258141227. The reversal of 2258141184 is 4811418522.

2258141184 is a `hidden beast` number, since 22 + 581 + 41 + 18 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (384).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (2258141183) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 72843249 + ... + 72843279.

It is an arithmetic number, because the mean of its divisors is an integer number (19878950).

Almost surely, 22258141184 is an apocalyptic number.

2258141184 is a gapful number since it is divisible by the number (24) 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 2258141184, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3816758400).

2258141184 is an abundant number, since it is smaller than the sum of its proper divisors (5375375616).

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

2258141184 is a wasteful number, since it uses less digits than its factorization.

2258141184 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99 (or 68 counting only the distinct ones).

The product of its digits is 20480, while the sum is 36.

The square root of 2258141184 is about 47519.9030302041. The cubic root of 2258141184 is about 1311.9492346013.

The spelling of 2258141184 in words is "two billion, two hundred fifty-eight million, one hundred forty-one thousand, one hundred eighty-four".