Search a number
-
+
30104220401 = 49960329099
BaseRepresentation
bin11100000010010110…
…011111001011110001
32212201000101211212222
4130002112133023301
5443123140023101
621455113530425
72114003436263
oct340226371361
985630354788
1030104220401
11118490583a2
125a01a13a15
132ab9b55888
141658217b33
15bb2d6401b
hex70259f2f1

30104220401 has 4 divisors (see below), whose sum is σ = 30164550000. Its totient is φ = 30043890804.

The previous prime is 30104220361. The next prime is 30104220403. The reversal of 30104220401 is 10402240103.

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 30104220401 - 210 = 30104219377 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 30104220401.

It is not an unprimeable number, because it can be changed into a prime (30104220403) 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, 30164051 + ... + 30165048.

It is an arithmetic number, because the mean of its divisors is an integer number (7541137500).

Almost surely, 230104220401 is an apocalyptic number.

It is an amenable number.

30104220401 is a deficient number, since it is larger than the sum of its proper divisors (60329599).

30104220401 is an equidigital number, since it uses as much as digits as its factorization.

30104220401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60329598.

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 30104220401 its reverse (10402240103), we get a palindrome (40506460504).

The spelling of 30104220401 in words is "thirty billion, one hundred four million, two hundred twenty thousand, four hundred one".

Divisors: 1 499 60329099 30104220401