Base | Representation |
---|---|
bin | 1111110001110010001… |
… | …11110011100111000111 |
3 | 1220211022120101011101122 |
4 | 13320321013303213013 |
5 | 32340232300231030 |
6 | 1053014243344155 |
7 | 54111225620000 |
oct | 7707107634707 |
9 | 1824276334348 |
10 | 542124227015 |
11 | 199a05aa1758 |
12 | 8909838205b |
13 | 3c1783215a7 |
14 | 1c34b9861a7 |
15 | e17dd6a8e5 |
hex | 7e391f39c7 |
542124227015 has 40 divisors (see below), whose sum is σ = 759392554800. Its totient is φ = 371515165056.
The previous prime is 542124227011. The next prime is 542124227017. The reversal of 542124227015 is 510722421245.
It is not a de Polignac number, because 542124227015 - 22 = 542124227011 is a prime.
It is a super-2 number, since 2×5421242270152 (a number of 24 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (35).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (542124227011) by changing a digit.
It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 20959811 + ... + 20985659.
It is an arithmetic number, because the mean of its divisors is an integer number (18984813870).
Almost surely, 2542124227015 is an apocalyptic number.
542124227015 is a deficient number, since it is larger than the sum of its proper divisors (217268327785).
542124227015 is an equidigital number, since it uses as much as digits as its factorization.
542124227015 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 27629 (or 27608 counting only the distinct ones).
The product of its (nonzero) digits is 44800, while the sum is 35.
The spelling of 542124227015 in words is "five hundred forty-two billion, one hundred twenty-four million, two hundred twenty-seven thousand, fifteen".
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