Base | Representation |
---|---|
bin | 10010101010110110… |
… | …01011000110011111 |
3 | 221212112021022121020 |
4 | 21111123023012133 |
5 | 131011404340221 |
6 | 4334330135223 |
7 | 503245061010 |
oct | 112533130637 |
9 | 27775238536 |
10 | 10023121311 |
11 | 4283877435 |
12 | 1b38881513 |
13 | c39724518 |
14 | 6b1261007 |
15 | 3d9e28ac6 |
hex | 2556cb19f |
10023121311 has 8 divisors (see below), whose sum is σ = 15273327744. Its totient is φ = 5727497880.
The previous prime is 10023121301. The next prime is 10023121321. The reversal of 10023121311 is 11312132001.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (10023121301) and next prime (10023121321).
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 10023121311 - 211 = 10023119263 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10023121301) 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 7 ways as a sum of consecutive naturals, for example, 238645725 + ... + 238645766.
It is an arithmetic number, because the mean of its divisors is an integer number (1909165968).
Almost surely, 210023121311 is an apocalyptic number.
10023121311 is a deficient number, since it is larger than the sum of its proper divisors (5250206433).
10023121311 is an equidigital number, since it uses as much as digits as its factorization.
10023121311 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 477291501.
The product of its (nonzero) digits is 36, while the sum is 15.
Adding to 10023121311 its reverse (11312132001), we get a palindrome (21335253312).
The spelling of 10023121311 in words is "ten billion, twenty-three million, one hundred twenty-one thousand, three hundred eleven".
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