Base | Representation |
---|---|
bin | 101111100100000100… |
… | …0111000101100000011 |
3 | 100202122110020020202221 |
4 | 1133020020320230003 |
5 | 3133141324122410 |
6 | 114531241551511 |
7 | 10244113563544 |
oct | 1371010705403 |
9 | 322573206687 |
10 | 102142020355 |
11 | 3a355564761 |
12 | 179671a5597 |
13 | 982a5208cb |
14 | 4d2d7284cb |
15 | 29cc3024da |
hex | 17c8238b03 |
102142020355 has 16 divisors (see below), whose sum is σ = 124568950464. Its totient is φ = 80386306560.
The previous prime is 102142020341. The next prime is 102142020437. The reversal of 102142020355 is 553020241201.
It is not a de Polignac number, because 102142020355 - 227 = 102007802627 is a prime.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 152562 + ... + 477031.
It is an arithmetic number, because the mean of its divisors is an integer number (7785559404).
Almost surely, 2102142020355 is an apocalyptic number.
102142020355 is a deficient number, since it is larger than the sum of its proper divisors (22426930109).
102142020355 is an equidigital number, since it uses as much as digits as its factorization.
102142020355 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 630126.
The product of its (nonzero) digits is 2400, while the sum is 25.
Adding to 102142020355 its reverse (553020241201), we get a palindrome (655162261556).
The spelling of 102142020355 in words is "one hundred two billion, one hundred forty-two million, twenty thousand, three hundred fifty-five".
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