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30443114021 = 171994251127
BaseRepresentation
bin11100010110100011…
…010000111000100101
32220120122002102112112
4130112203100320211
5444321414122041
621552501330405
72125260125315
oct342643207045
986518072475
1030443114021
1111a02387171
125a97406a05
132b42120748
14168b233445
15bd29a6deb
hex7168d0e25

30443114021 has 8 divisors (see below), whose sum is σ = 33930406080. Its totient is φ = 27144324288.

The previous prime is 30443114011. The next prime is 30443114033. The reversal of 30443114021 is 12041134403.

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 30443114021 - 26 = 30443113957 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30443114011) 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, 47125241 + ... + 47125886.

It is an arithmetic number, because the mean of its divisors is an integer number (4241300760).

Almost surely, 230443114021 is an apocalyptic number.

It is an amenable number.

30443114021 is a deficient number, since it is larger than the sum of its proper divisors (3487292059).

30443114021 is a wasteful number, since it uses less digits than its factorization.

30443114021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94251163.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 30443114021 its reverse (12041134403), we get a palindrome (42484248424).

The spelling of 30443114021 in words is "thirty billion, four hundred forty-three million, one hundred fourteen thousand, twenty-one".

Divisors: 1 17 19 323 94251127 1602269159 1790771413 30443114021