Base | Representation |
---|---|
bin | 10011000001001000… |
… | …01011011010001011 |
3 | 222100112222022211022 |
4 | 21200210023122023 |
5 | 131402231444433 |
6 | 4405044223055 |
7 | 511004555636 |
oct | 114044133213 |
9 | 28315868738 |
10 | 10210031243 |
11 | 436a329655 |
12 | 1b8b39aa8b |
13 | c69377609 |
14 | 6cbdd6c1d |
15 | 3eb549698 |
hex | 26090b68b |
10210031243 has 4 divisors (see below), whose sum is σ = 10383082680. Its totient is φ = 10036979808.
The previous prime is 10210031231. The next prime is 10210031287. The reversal of 10210031243 is 34213001201.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 34213001201 = 359 ⋅95300839.
It is a cyclic number.
It is not a de Polignac number, because 10210031243 - 210 = 10210030219 is a prime.
It is a super-2 number, since 2×102100312432 (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 (10210031213) 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, 86525630 + ... + 86525747.
It is an arithmetic number, because the mean of its divisors is an integer number (2595770670).
Almost surely, 210210031243 is an apocalyptic number.
10210031243 is a deficient number, since it is larger than the sum of its proper divisors (173051437).
10210031243 is an equidigital number, since it uses as much as digits as its factorization.
10210031243 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 173051436.
The product of its (nonzero) digits is 144, while the sum is 17.
Adding to 10210031243 its reverse (34213001201), we get a palindrome (44423032444).
The spelling of 10210031243 in words is "ten billion, two hundred ten million, thirty-one thousand, two hundred forty-three".
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