Base | Representation |
---|---|
bin | 10010101010110111… |
… | …11001001111111011 |
3 | 221212112121220212222 |
4 | 21111123321033323 |
5 | 131011431412311 |
6 | 4334334154255 |
7 | 503246506046 |
oct | 112533711773 |
9 | 27775556788 |
10 | 10023310331 |
11 | 4283996451 |
12 | 1b3895298b |
13 | c3978c578 |
14 | 6b12adc5d |
15 | 3d9e64adb |
hex | 2556f93fb |
10023310331 has 4 divisors (see below), whose sum is σ = 10550853000. Its totient is φ = 9495767664.
The previous prime is 10023310307. The next prime is 10023310357. The reversal of 10023310331 is 13301332001.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 13301332001 = 25409 ⋅523489.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-10023310331 is a prime.
It is a super-2 number, since 2×100233103312 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (10023310361) 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, 263771306 + ... + 263771343.
It is an arithmetic number, because the mean of its divisors is an integer number (2637713250).
Almost surely, 210023310331 is an apocalyptic number.
10023310331 is a deficient number, since it is larger than the sum of its proper divisors (527542669).
10023310331 is an equidigital number, since it uses as much as digits as its factorization.
10023310331 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 527542668.
The product of its (nonzero) digits is 162, while the sum is 17.
Adding to 10023310331 its reverse (13301332001), we get a palindrome (23324642332).
The spelling of 10023310331 in words is "ten billion, twenty-three million, three hundred ten thousand, three hundred thirty-one".
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