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30100223033 = 31547954139
BaseRepresentation
bin11100000010000111…
…001111010000111001
32212200201212202112022
4130002013033100321
5443121124114113
621454452124225
72113624450166
oct340207172071
985621782468
1030100223033
1111846878091
125a00606675
132ab908627a
14165789706d
15bb2824908
hex7021cf439

30100223033 has 4 divisors (see below), whose sum is σ = 30101208720. Its totient is φ = 30099237348.

The previous prime is 30100222993. The next prime is 30100223039. The reversal of 30100223033 is 33032200103.

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 30100223033 - 216 = 30100157497 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (30100223039) 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, 445523 + ... + 508616.

It is an arithmetic number, because the mean of its divisors is an integer number (7525302180).

Almost surely, 230100223033 is an apocalyptic number.

It is an amenable number.

30100223033 is a deficient number, since it is larger than the sum of its proper divisors (985687).

30100223033 is an equidigital number, since it uses as much as digits as its factorization.

30100223033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 985686.

The product of its (nonzero) digits is 324, while the sum is 17.

Adding to 30100223033 its reverse (33032200103), we get a palindrome (63132423136).

The spelling of 30100223033 in words is "thirty billion, one hundred million, two hundred twenty-three thousand, thirty-three".

Divisors: 1 31547 954139 30100223033