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30104401 = 231308887
BaseRepresentation
bin111001011010…
…1101101010001
32002122110110211
41302311231101
530201320101
62553124121
7513611635
oct162655521
962573424
1030104401
1115aa1978
12a0b9641
136310672
143dd8dc5
152999c51
hex1cb5b51

30104401 has 4 divisors (see below), whose sum is σ = 31413312. Its totient is φ = 28795492.

The previous prime is 30104387. The next prime is 30104411. The reversal of 30104401 is 10440103.

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 a cyclic number.

It is not a de Polignac number, because 30104401 - 25 = 30104369 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (30104411) 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, 654421 + ... + 654466.

It is an arithmetic number, because the mean of its divisors is an integer number (7853328).

Almost surely, 230104401 is an apocalyptic number.

It is an amenable number.

30104401 is a deficient number, since it is larger than the sum of its proper divisors (1308911).

30104401 is a wasteful number, since it uses less digits than its factorization.

30104401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1308910.

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 30104401 is about 5486.7477616526. The cubic root of 30104401 is about 311.0832757078.

Adding to 30104401 its reverse (10440103), we get a palindrome (40544504).

The spelling of 30104401 in words is "thirty million, one hundred four thousand, four hundred one".

Divisors: 1 23 1308887 30104401