Base | Representation |
---|---|
bin | 1000010110001101111… |
… | …1100010000101101001 |
3 | 111201011000021212012000 |
4 | 2011203133202011221 |
5 | 4322142200144431 |
6 | 145513430441213 |
7 | 13234443334506 |
oct | 2054337420551 |
9 | 451130255160 |
10 | 143403131241 |
11 | 558a9368aa7 |
12 | 23961503209 |
13 | 106a4943116 |
14 | 6d255b24ad |
15 | 3ae48969e6 |
hex | 21637e2169 |
143403131241 has 16 divisors (see below), whose sum is σ = 212647862400. Its totient is φ = 95512636944.
The previous prime is 143403131231. The next prime is 143403131257. The reversal of 143403131241 is 142131304341.
143403131241 is a `hidden beast` number, since 1 + 4 + 3 + 403 + 13 + 1 + 241 = 666.
It is not a de Polignac number, because 143403131241 - 221 = 143401034089 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is not an unprimeable number, because it can be changed into a prime (143403131231) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2455341 + ... + 2513066.
It is an arithmetic number, because the mean of its divisors is an integer number (13290491400).
Almost surely, 2143403131241 is an apocalyptic number.
It is an amenable number.
143403131241 is a deficient number, since it is larger than the sum of its proper divisors (69244731159).
143403131241 is a wasteful number, since it uses less digits than its factorization.
143403131241 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4969485 (or 4969479 counting only the distinct ones).
The product of its (nonzero) digits is 3456, while the sum is 27.
Adding to 143403131241 its reverse (142131304341), we get a palindrome (285534435582).
The spelling of 143403131241 in words is "one hundred forty-three billion, four hundred three million, one hundred thirty-one thousand, two hundred forty-one".
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