Search a number
-
+
30141601 = 741105023
BaseRepresentation
bin111001011111…
…0110010100001
32002201100111121
41302332302201
530204012401
62554012241
7514125250
oct162766241
962640447
1030141601
1116017916
12a117081
136324589
144008797
1529a5ca1
hex1cbeca1

30141601 has 8 divisors (see below), whose sum is σ = 35288064. Its totient is φ = 25205280.

The previous prime is 30141599. The next prime is 30141607. The reversal of 30141601 is 10614103.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 30141601 - 21 = 30141599 is a prime.

It is a super-2 number, since 2×301416012 = 1817032221686402, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (30141607) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52225 + ... + 52798.

It is an arithmetic number, because the mean of its divisors is an integer number (4411008).

Almost surely, 230141601 is an apocalyptic number.

It is an amenable number.

30141601 is a deficient number, since it is larger than the sum of its proper divisors (5146463).

30141601 is a wasteful number, since it uses less digits than its factorization.

30141601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105071.

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 30141601 is about 5490.1367013946. The cubic root of 30141601 is about 311.2113581378.

Adding to 30141601 its reverse (10614103), we get a palindrome (40755704).

The spelling of 30141601 in words is "thirty million, one hundred forty-one thousand, six hundred one".

Divisors: 1 7 41 287 105023 735161 4305943 30141601