Base | Representation |
---|---|
bin | 11110000000100100101… |
… | …10111001011010001001 |
3 | 10122120110010211101200010 |
4 | 33000102112321122021 |
5 | 113343143114040431 |
6 | 2105403022302133 |
7 | 134331423415410 |
oct | 17002226713211 |
9 | 3576403741603 |
10 | 1031100143241 |
11 | 368318171913 |
12 | 147a01427949 |
13 | 7630356186c |
14 | 37c96a2a477 |
15 | 1bc4bc53846 |
hex | f0125b9689 |
1031100143241 has 16 divisors (see below), whose sum is σ = 1571225908608. Its totient is φ = 589190448000.
The previous prime is 1031100143197. The next prime is 1031100143327. The reversal of 1031100143241 is 1423410011301.
It is not a de Polignac number, because 1031100143241 - 27 = 1031100143113 is a prime.
It is a super-3 number, since 3×10311001432413 (a number of 37 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is not an unprimeable number, because it can be changed into a prime (1031100143741) 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, 1032661 + ... + 1768781.
It is an arithmetic number, because the mean of its divisors is an integer number (98201619288).
Almost surely, 21031100143241 is an apocalyptic number.
It is an amenable number.
1031100143241 is a deficient number, since it is larger than the sum of its proper divisors (540125765367).
1031100143241 is an equidigital number, since it uses as much as digits as its factorization.
1031100143241 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 802832.
The product of its (nonzero) digits is 288, while the sum is 21.
Adding to 1031100143241 its reverse (1423410011301), we get a palindrome (2454510154542).
The spelling of 1031100143241 in words is "one trillion, thirty-one billion, one hundred million, one hundred forty-three thousand, two hundred forty-one".
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