Base | Representation |
---|---|
bin | 10010101010110111… |
… | …11100010111111010 |
3 | 221212112122120110000 |
4 | 21111123330113322 |
5 | 131011432320010 |
6 | 4334334333430 |
7 | 503246561262 |
oct | 112533742772 |
9 | 27775576400 |
10 | 10023323130 |
11 | 42839a5027 |
12 | 1b3895a276 |
13 | c39795342 |
14 | 6b12b47a2 |
15 | 3d9e687c0 |
hex | 2556fc5fa |
10023323130 has 80 divisors (see below), whose sum is σ = 27069795720. Its totient is φ = 2661164928.
The previous prime is 10023323117. The next prime is 10023323143. The reversal of 10023323130 is 3132332001.
It is an interprime number because it is at equal distance from previous prime (10023323117) and next prime (10023323143).
It can be written as a sum of positive squares in 4 ways, for example, as 9963832761 + 59490369 = 99819^2 + 7713^2 .
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a Curzon number.
It is an unprimeable number.
It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 158472 + ... + 212508.
Almost surely, 210023323130 is an apocalyptic number.
10023323130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 10023323130, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13534897860).
10023323130 is an abundant number, since it is smaller than the sum of its proper divisors (17046472590).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
10023323130 is a wasteful number, since it uses less digits than its factorization.
10023323130 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 54285 (or 54276 counting only the distinct ones).
The product of its (nonzero) digits is 324, while the sum is 18.
Adding to 10023323130 its reverse (3132332001), we get a palindrome (13155655131).
The spelling of 10023323130 in words is "ten billion, twenty-three million, three hundred twenty-three thousand, one hundred thirty".
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