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10030324123 = 61164431543
BaseRepresentation
bin10010101011101101…
…01001100110011011
3221220000211021000001
421111312221212123
5131020230332443
64335144353431
7503363230321
oct112566514633
927800737001
1010030324123
114287946a76
121b3b175877
13c3b076b41
146b21b7d11
153da89cd4d
hex255da999b

10030324123 has 4 divisors (see below), whose sum is σ = 10194755728. Its totient is φ = 9865892520.

The previous prime is 10030324069. The next prime is 10030324159. The reversal of 10030324123 is 32142303001.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 32142303001 = 67347759737.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-10030324123 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 10030324123.

It is not an unprimeable number, because it can be changed into a prime (10030334123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 82215711 + ... + 82215832.

It is an arithmetic number, because the mean of its divisors is an integer number (2548688932).

Almost surely, 210030324123 is an apocalyptic number.

10030324123 is a deficient number, since it is larger than the sum of its proper divisors (164431605).

10030324123 is an equidigital number, since it uses as much as digits as its factorization.

10030324123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164431604.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 10030324123 its reverse (32142303001), we get a palindrome (42172627124).

It can be divided in two parts, 10030 and 324123, that added together give a triangular number (334153 = T817).

The spelling of 10030324123 in words is "ten billion, thirty million, three hundred twenty-four thousand, one hundred twenty-three".

Divisors: 1 61 164431543 10030324123