Base | Representation |
---|---|
bin | 11111001010000010101… |
… | …010101001001000101001 |
3 | 21120200111221220200122211 |
4 | 133022002222221020221 |
5 | 240034420444230100 |
6 | 4315333514045121 |
7 | 310455051060100 |
oct | 37120252511051 |
9 | 7520457820584 |
10 | 2141085930025 |
11 | 75603620a259 |
12 | 2a6b594197a1 |
13 | 126b990bbac3 |
14 | 758b43d7037 |
15 | 3aa642061ba |
hex | 1f282aa9229 |
2141085930025 has 81 divisors (see below), whose sum is σ = 3127831815717. Its totient is φ = 1449666086400.
The previous prime is 2141085929993. The next prime is 2141085930041. The reversal of 2141085930025 is 5200395801412.
It is a happy number.
The square root of 2141085930025 is 1463245.
It is a perfect power (a square), and thus also a powerful number.
It can be written as a sum of positive squares in 4 ways, for example, as 78725697561 + 2062360232464 = 280581^2 + 1436092^2 .
It is not a de Polignac number, because 2141085930025 - 25 = 2141085929993 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 2141085930025.
It is an unprimeable number.
It is a polite number, since it can be written in 80 ways as a sum of consecutive naturals, for example, 4967716560 + ... + 4967716990.
Almost surely, 22141085930025 is an apocalyptic number.
2141085930025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
2141085930025 is the 1463245-th square number.
2141085930025 is the 731623-rd centered octagonal number.
It is an amenable number.
2141085930025 is a deficient number, since it is larger than the sum of its proper divisors (986745885692).
2141085930025 is an frugal number, since it uses more digits than its factorization.
2141085930025 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1080 (or 540 counting only the distinct ones).
The product of its (nonzero) digits is 86400, while the sum is 40.
The spelling of 2141085930025 in words is "two trillion, one hundred forty-one billion, eighty-five million, nine hundred thirty thousand, twenty-five".
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