Base | Representation |
---|---|
bin | 10011101000101001… |
… | …10000000100100111 |
3 | 1000012122202021121001 |
4 | 21310110300010213 |
5 | 133042113001211 |
6 | 4502005334131 |
7 | 522141352534 |
oct | 116424600447 |
9 | 30178667531 |
10 | 10541531431 |
11 | 451a468652 |
12 | 2062407347 |
13 | cbcc54182 |
14 | 720049d8b |
15 | 41a6cbac1 |
hex | 274530127 |
10541531431 has 4 divisors (see below), whose sum is σ = 10881580864. Its totient is φ = 10201482000.
The previous prime is 10541531401. The next prime is 10541531459. The reversal of 10541531431 is 13413514501.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 13413514501 = 63601 ⋅210901.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-10541531431 is a prime.
It is a super-2 number, since 2×105415314312 (a number of 21 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 10541531431.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10541531401) 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, 170024670 + ... + 170024731.
It is an arithmetic number, because the mean of its divisors is an integer number (2720395216).
Almost surely, 210541531431 is an apocalyptic number.
10541531431 is a deficient number, since it is larger than the sum of its proper divisors (340049433).
10541531431 is an equidigital number, since it uses as much as digits as its factorization.
10541531431 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 340049432.
The product of its (nonzero) digits is 3600, while the sum is 28.
The spelling of 10541531431 in words is "ten billion, five hundred forty-one million, five hundred thirty-one thousand, four hundred thirty-one".
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