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30103414121 = 1117239158749
BaseRepresentation
bin11100000010010011…
…011010010101101001
32212200221212212212202
4130002103122111221
5443122433222441
621455044345545
72113663540514
oct340223322551
985627785782
1030103414121
1111848657650
125a016a52b5
132ab99328a1
141658087d7b
15bb2c5519b
hex7024da569

30103414121 has 8 divisors (see below), whose sum is σ = 32842200000. Its totient is φ = 27364980240.

The previous prime is 30103414111. The next prime is 30103414147. The reversal of 30103414121 is 12141430103.

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 30103414121 - 26 = 30103414057 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 30103414093 and 30103414102.

It is not an unprimeable number, because it can be changed into a prime (30103414111) 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, 110255 + ... + 269003.

It is an arithmetic number, because the mean of its divisors is an integer number (4105275000).

Almost surely, 230103414121 is an apocalyptic number.

It is an amenable number.

30103414121 is a deficient number, since it is larger than the sum of its proper divisors (2738785879).

30103414121 is a wasteful number, since it uses less digits than its factorization.

30103414121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 175999.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 30103414121 its reverse (12141430103), we get a palindrome (42244844224).

The spelling of 30103414121 in words is "thirty billion, one hundred three million, four hundred fourteen thousand, one hundred twenty-one".

Divisors: 1 11 17239 158749 189629 1746239 2736674011 30103414121