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10123133023 = 47215385809
BaseRepresentation
bin10010110110110001…
…01100000001011111
3222010111110102212201
421123120230001133
5131213010224043
64352301512331
7505601132233
oct113330540137
928114412781
1010123133023
114325276743
121b662726a7
13c54370453
146c06565c3
153e3ad1c4d
hex25b62c05f

10123133023 has 4 divisors (see below), whose sum is σ = 10338518880. Its totient is φ = 9907747168.

The previous prime is 10123133017. The next prime is 10123133029. The reversal of 10123133023 is 32033132101.

10123133023 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is an interprime number because it is at equal distance from previous prime (10123133017) and next prime (10123133029).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-10123133023 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10123133029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 107692858 + ... + 107692951.

It is an arithmetic number, because the mean of its divisors is an integer number (2584629720).

Almost surely, 210123133023 is an apocalyptic number.

10123133023 is a deficient number, since it is larger than the sum of its proper divisors (215385857).

10123133023 is an equidigital number, since it uses as much as digits as its factorization.

10123133023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 215385856.

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 10123133023 its reverse (32033132101), we get a palindrome (42156265124).

The spelling of 10123133023 in words is "ten billion, one hundred twenty-three million, one hundred thirty-three thousand, twenty-three".

Divisors: 1 47 215385809 10123133023