Base | Representation |
---|---|
bin | 111110110001011… |
… | …111011000011111 |
3 | 2201101201010021122 |
4 | 332301133120133 |
5 | 4124102122431 |
6 | 252300521155 |
7 | 35045502131 |
oct | 7661373037 |
9 | 2641633248 |
10 | 1053160991 |
11 | 4a0533493 |
12 | 2548501bb |
13 | 13a2612ac |
14 | 9dc29051 |
15 | 626d2a7b |
hex | 3ec5f61f |
1053160991 has 2 divisors, whose sum is σ = 1053160992. Its totient is φ = 1053160990.
The previous prime is 1053160981. The next prime is 1053161009. The reversal of 1053160991 is 1990613501.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 1053160991 - 210 = 1053159967 is a prime.
It is a super-2 number, since 2×10531609912 = 2218296145928204162, which contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (1053160981) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 526580495 + 526580496.
It is an arithmetic number, because the mean of its divisors is an integer number (526580496).
Almost surely, 21053160991 is an apocalyptic number.
1053160991 is a deficient number, since it is larger than the sum of its proper divisors (1).
1053160991 is an equidigital number, since it uses as much as digits as its factorization.
1053160991 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 7290, while the sum is 35.
The square root of 1053160991 is about 32452.4419882387. The cubic root of 1053160991 is about 1017.4152777951.
The spelling of 1053160991 in words is "one billion, fifty-three million, one hundred sixty thousand, nine hundred ninety-one".
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