Base | Representation |
---|---|
bin | 1011110010001001110… |
… | …0000000100001011111 |
3 | 201100112110220001002022 |
4 | 2330202130000201133 |
5 | 11304044423333211 |
6 | 233000014050355 |
7 | 20424453031616 |
oct | 2744234004137 |
9 | 640473801068 |
10 | 202441230431 |
11 | 78944884810 |
12 | 332991a99bb |
13 | 1612301271b |
14 | 9b263d487d |
15 | 53ec941bdb |
hex | 2f2270085f |
202441230431 has 8 divisors (see below), whose sum is σ = 220851422544. Its totient is φ = 184032112320.
The previous prime is 202441230389. The next prime is 202441230449. The reversal of 202441230431 is 134032144202.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 202441230431 - 226 = 202374121567 is a prime.
It is a super-2 number, since 2×2024412304312 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 202441230431.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (202441230461) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 154625 + ... + 654821.
It is an arithmetic number, because the mean of its divisors is an integer number (27606427818).
Almost surely, 2202441230431 is an apocalyptic number.
202441230431 is a deficient number, since it is larger than the sum of its proper divisors (18410192113).
202441230431 is a wasteful number, since it uses less digits than its factorization.
202441230431 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 537001.
The product of its (nonzero) digits is 4608, while the sum is 26.
Adding to 202441230431 its reverse (134032144202), we get a palindrome (336473374633).
The spelling of 202441230431 in words is "two hundred two billion, four hundred forty-one million, two hundred thirty thousand, four hundred thirty-one".
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