Search a number
-
+
4285106481 = 31428368827
BaseRepresentation
bin1111111101101001…
…1000100100110001
3102001122011222000110
43333122120210301
532233441401411
61545112411533
7211121542545
oct37732304461
912048158013
104285106481
1118a9915a17
129b70a6ba9
13533a06486
142c916ba25
151a12e12a6
hexff698931

4285106481 has 4 divisors (see below), whose sum is σ = 5713475312. Its totient is φ = 2856737652.

The previous prime is 4285106473. The next prime is 4285106491. The reversal of 4285106481 is 1846015824.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 4285106481 - 23 = 4285106473 is a prime.

It is a super-2 number, since 2×42851064812 = 36724275107016406722, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4285106491) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 714184411 + ... + 714184416.

It is an arithmetic number, because the mean of its divisors is an integer number (1428368828).

Almost surely, 24285106481 is an apocalyptic number.

It is an amenable number.

4285106481 is a deficient number, since it is larger than the sum of its proper divisors (1428368831).

4285106481 is a wasteful number, since it uses less digits than its factorization.

4285106481 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1428368830.

The product of its (nonzero) digits is 61440, while the sum is 39.

The square root of 4285106481 is about 65460.7247210111. The cubic root of 4285106481 is about 1624.2537298853.

The spelling of 4285106481 in words is "four billion, two hundred eighty-five million, one hundred six thousand, four hundred eighty-one".

Divisors: 1 3 1428368827 4285106481