Base | Representation |
---|---|
bin | 100001101110011… |
… | …1111101000011101 |
3 | 2220212110000002002 |
4 | 1003130333220131 |
5 | 4304202033031 |
6 | 304143412045 |
7 | 40021033343 |
oct | 10334775035 |
9 | 2825400062 |
10 | 1131674141 |
11 | 530889594 |
12 | 276bb4025 |
13 | 1505c0990 |
14 | aa425993 |
15 | 69540ccb |
hex | 4373fa1d |
1131674141 has 4 divisors (see below), whose sum is σ = 1218726012. Its totient is φ = 1044622272.
The previous prime is 1131674111. The next prime is 1131674149. The reversal of 1131674141 is 1414761311.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1414761311 = 83 ⋅17045317.
It can be written as a sum of positive squares in 2 ways, for example, as 202948516 + 928725625 = 14246^2 + 30475^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-1131674141 is a prime.
It is a super-2 number, since 2×11316741412 = 2561372722816175762, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1131674149) 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, 43525916 + ... + 43525941.
It is an arithmetic number, because the mean of its divisors is an integer number (304681503).
Almost surely, 21131674141 is an apocalyptic number.
It is an amenable number.
1131674141 is a deficient number, since it is larger than the sum of its proper divisors (87051871).
1131674141 is an equidigital number, since it uses as much as digits as its factorization.
1131674141 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 87051870.
The product of its digits is 2016, while the sum is 29.
The square root of 1131674141 is about 33640.3647572377. The cubic root of 1131674141 is about 1042.0945647627.
The spelling of 1131674141 in words is "one billion, one hundred thirty-one million, six hundred seventy-four thousand, one hundred forty-one".
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