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30203414123 = 179871179989
BaseRepresentation
bin11100001000010000…
…111000011001101011
32212221221001102002112
4130020100320121223
5443324033222443
621513015552535
72116316532641
oct341020703153
985857042075
1030203414123
111189a049083
125a2b08b74b
132b0457639c
141667479191
15bbb909b18
hex70843866b

30203414123 has 8 divisors (see below), whose sum is σ = 31983503040. Its totient is φ = 28423704960.

The previous prime is 30203414099. The next prime is 30203414159. The reversal of 30203414123 is 32141430203.

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 30203414123 - 232 = 25908446827 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (30203414323) 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, 77813 + ... + 257801.

It is an arithmetic number, because the mean of its divisors is an integer number (3997937880).

Almost surely, 230203414123 is an apocalyptic number.

30203414123 is a deficient number, since it is larger than the sum of its proper divisors (1780088917).

30203414123 is a wasteful number, since it uses less digits than its factorization.

30203414123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 189877.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 30203414123 its reverse (32141430203), we get a palindrome (62344844326).

It can be divided in two parts, 3020 and 3414123, that added together give a palindrome (3417143).

The spelling of 30203414123 in words is "thirty billion, two hundred three million, four hundred fourteen thousand, one hundred twenty-three".

Divisors: 1 17 9871 167807 179989 3059813 1776671419 30203414123