Base | Representation |
---|---|
bin | 100000110110001… |
… | …0101111000010101 |
3 | 2211210212122222000 |
4 | 1001230111320111 |
5 | 4224122033442 |
6 | 301210425513 |
7 | 36212026614 |
oct | 10154257025 |
9 | 2753778860 |
10 | 1102142997 |
11 | 51614938a |
12 | 269132299 |
13 | 147451227 |
14 | a653987b |
15 | 66b5ad4c |
hex | 41b15e15 |
1102142997 has 48 divisors (see below), whose sum is σ = 1768043520. Its totient is φ = 676204416.
The previous prime is 1102142989. The next prime is 1102143001. The reversal of 1102142997 is 7992412011.
It is not a de Polignac number, because 1102142997 - 23 = 1102142989 is a prime.
It is a super-2 number, since 2×11021429972 = 2429438371672284018, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1102142297) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1013388 + ... + 1014474.
It is an arithmetic number, because the mean of its divisors is an integer number (36834240).
Almost surely, 21102142997 is an apocalyptic number.
1102142997 is a gapful number since it is divisible by the number (17) formed by its first and last digit.
It is an amenable number.
1102142997 is a deficient number, since it is larger than the sum of its proper divisors (665900523).
1102142997 is a wasteful number, since it uses less digits than its factorization.
1102142997 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1207 (or 1154 counting only the distinct ones).
The product of its (nonzero) digits is 9072, while the sum is 36.
The square root of 1102142997 is about 33198.5390793029. The cubic root of 1102142997 is about 1032.9500361150.
The spelling of 1102142997 in words is "one billion, one hundred two million, one hundred forty-two thousand, nine hundred ninety-seven".
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