Base | Representation |
---|---|
bin | 111110000000100… |
… | …1110101100100001 |
3 | 12101000012100212100 |
4 | 1330001032230201 |
5 | 13230124301441 |
6 | 542244321013 |
7 | 102363430236 |
oct | 17401165441 |
9 | 5330170770 |
10 | 2080697121 |
11 | 9785545a8 |
12 | 4a09a3169 |
13 | 2720bcb39 |
14 | 15a4a378d |
15 | c2a02cb6 |
hex | 7c04eb21 |
2080697121 has 6 divisors (see below), whose sum is σ = 3005451410. Its totient is φ = 1387131408.
The previous prime is 2080697117. The next prime is 2080697141. The reversal of 2080697121 is 1217960802.
It can be written as a sum of positive squares in only one way, i.e., 1160424225 + 920272896 = 34065^2 + 30336^2 .
It is not a de Polignac number, because 2080697121 - 22 = 2080697117 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (2080697141) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 115594276 + ... + 115594293.
Almost surely, 22080697121 is an apocalyptic number.
It is an amenable number.
2080697121 is a deficient number, since it is larger than the sum of its proper divisors (924754289).
2080697121 is a wasteful number, since it uses less digits than its factorization.
2080697121 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 231188575 (or 231188572 counting only the distinct ones).
The product of its (nonzero) digits is 12096, while the sum is 36.
The square root of 2080697121 is about 45614.6590582457. The cubic root of 2080697121 is about 1276.6434521052.
The spelling of 2080697121 in words is "two billion, eighty million, six hundred ninety-seven thousand, one hundred twenty-one".
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