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30002401 = 1113216139
BaseRepresentation
bin111001001110…
…0110011100001
32002110021120001
41302130303201
530140034101
62551020001
7513005362
oct162346341
962407501
1030002401
1115a32280
12a06a601
1362a6100
143dadb69
152979901
hex1c9cce1

30002401 has 12 divisors (see below), whose sum is σ = 35443440. Its totient is φ = 25175280.

The previous prime is 30002393. The next prime is 30002411. The reversal of 30002401 is 10420003.

It is not a de Polignac number, because 30002401 - 23 = 30002393 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (30002411) 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 11 ways as a sum of consecutive naturals, for example, 6211 + ... + 9928.

It is an arithmetic number, because the mean of its divisors is an integer number (2953620).

Almost surely, 230002401 is an apocalyptic number.

It is an amenable number.

30002401 is a deficient number, since it is larger than the sum of its proper divisors (5441039).

30002401 is a wasteful number, since it uses less digits than its factorization.

30002401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16176 (or 16163 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 10.

The square root of 30002401 is about 5477.4447509765. Note that the first 3 decimals coincide. The cubic root of 30002401 is about 310.7315397801.

Adding to 30002401 its reverse (10420003), we get a palindrome (40422404).

It can be divided in two parts, 30002 and 401, that added together give a palindrome (30403).

The spelling of 30002401 in words is "thirty million, two thousand, four hundred one".

Divisors: 1 11 13 143 169 1859 16139 177529 209807 2307877 2727491 30002401