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10030311023 = 18155416083
BaseRepresentation
bin10010101011101101…
…00110011001101111
3221220000210121000212
421111312212121233
5131020224423043
64335144213035
7503363144165
oct112566463157
927800717025
1010030311023
114287938147
121b3b16a17b
13c3b070ba5
146b21b3235
153da899018
hex255da666f

10030311023 has 4 divisors (see below), whose sum is σ = 10085727288. Its totient is φ = 9974894760.

The previous prime is 10030311001. The next prime is 10030311041. The reversal of 10030311023 is 32011303001.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 10030311023 - 26 = 10030310959 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10030310989 and 10030311007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10030314023) 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, 27707861 + ... + 27708222.

It is an arithmetic number, because the mean of its divisors is an integer number (2521431822).

Almost surely, 210030311023 is an apocalyptic number.

10030311023 is a deficient number, since it is larger than the sum of its proper divisors (55416265).

10030311023 is an equidigital number, since it uses as much as digits as its factorization.

10030311023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55416264.

The product of its (nonzero) digits is 54, while the sum is 14.

Adding to 10030311023 its reverse (32011303001), we get a palindrome (42041614024).

The spelling of 10030311023 in words is "ten billion, thirty million, three hundred eleven thousand, twenty-three".

Divisors: 1 181 55416083 10030311023