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10232310031 = 26833813757
BaseRepresentation
bin10011000011110010…
…01010100100001111
3222102002220012120121
421201321022210033
5131423432410111
64411201525411
7511365125446
oct114171124417
928362805517
1010232310031
114380965a79
121b96943867
13c70b78028
146d0d55d5d
153ed49a871
hex261e4a90f

10232310031 has 4 divisors (see below), whose sum is σ = 10236126472. Its totient is φ = 10228493592.

The previous prime is 10232310001. The next prime is 10232310041. The reversal of 10232310031 is 13001323201.

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 10232310031 - 211 = 10232307983 is a prime.

It is a super-2 number, since 2×102323100312 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10232309987 and 10232310014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10232310001) 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, 1904196 + ... + 1909561.

It is an arithmetic number, because the mean of its divisors is an integer number (2559031618).

Almost surely, 210232310031 is an apocalyptic number.

10232310031 is a deficient number, since it is larger than the sum of its proper divisors (3816441).

10232310031 is an equidigital number, since it uses as much as digits as its factorization.

10232310031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3816440.

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 10232310031 its reverse (13001323201), we get a palindrome (23233633232).

The spelling of 10232310031 in words is "ten billion, two hundred thirty-two million, three hundred ten thousand, thirty-one".

Divisors: 1 2683 3813757 10232310031