Search a number
-
+
4458980428 = 227475416263
BaseRepresentation
bin1000010011100011…
…01010010001001100
3102111202100200020021
410021301222101030
533112444333203
62014243231524
7215332464640
oct41161522114
912452320207
104458980428
111988a83aa1
12a453785a4
13560a43b76
143042acc20
151b16d95bd
hex109c6a44c

4458980428 has 48 divisors (see below), whose sum is σ = 9125996544. Its totient is φ = 1866576960.

The previous prime is 4458980423. The next prime is 4458980429. The reversal of 4458980428 is 8240898544.

It is not an unprimeable number, because it can be changed into a prime (4458980423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 708825 + ... + 715087.

It is an arithmetic number, because the mean of its divisors is an integer number (190124928).

Almost surely, 24458980428 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 4458980428, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4562998272).

4458980428 is an abundant number, since it is smaller than the sum of its proper divisors (4667016116).

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

4458980428 is a wasteful number, since it uses less digits than its factorization.

4458980428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6862 (or 6860 counting only the distinct ones).

The product of its (nonzero) digits is 2949120, while the sum is 52.

The square root of 4458980428 is about 66775.5975488052. The cubic root of 4458980428 is about 1645.9318732209.

The spelling of 4458980428 in words is "four billion, four hundred fifty-eight million, nine hundred eighty thousand, four hundred twenty-eight".

Divisors: 1 2 4 7 14 28 47 94 188 329 541 658 1082 1316 2164 3787 6263 7574 12526 15148 25052 25427 43841 50854 87682 101708 175364 177989 294361 355978 588722 711956 1177444 2060527 3388283 4121054 6776566 8242108 13553132 23717981 47435962 94871924 159249301 318498602 636997204 1114745107 2229490214 4458980428