Base | Representation |
---|---|
bin | 10011000101000101… |
… | …10101000110010001 |
3 | 222102212110002220100 |
4 | 21202202311012101 |
5 | 131434231412040 |
6 | 4412232003013 |
7 | 511560015366 |
oct | 114242650621 |
9 | 28385402810 |
10 | 10243232145 |
11 | 4387045a13 |
12 | 1b9a530469 |
13 | c73200513 |
14 | 6d259a46d |
15 | 3ee406b30 |
hex | 2628b5191 |
10243232145 has 24 divisors (see below), whose sum is σ = 17863874496. Its totient is φ = 5429537568.
The previous prime is 10243232119. The next prime is 10243232149. The reversal of 10243232145 is 54123234201.
10243232145 is a `hidden beast` number, since 10 + 2 + 432 + 3 + 214 + 5 = 666.
It is not a de Polignac number, because 10243232145 - 26 = 10243232081 is a prime.
It is a super-2 number, since 2×102432321452 (a number of 21 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (10243232149) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 690909 + ... + 705578.
It is an arithmetic number, because the mean of its divisors is an integer number (744328104).
Almost surely, 210243232145 is an apocalyptic number.
10243232145 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
10243232145 is a deficient number, since it is larger than the sum of its proper divisors (7620642351).
10243232145 is a wasteful number, since it uses less digits than its factorization.
10243232145 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1396661 (or 1396658 counting only the distinct ones).
The product of its (nonzero) digits is 5760, while the sum is 27.
Adding to 10243232145 its reverse (54123234201), we get a palindrome (64366466346).
The spelling of 10243232145 in words is "ten billion, two hundred forty-three million, two hundred thirty-two thousand, one hundred forty-five".
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