Base | Representation |
---|---|
bin | 100101110100111… |
… | …0010000010111101 |
3 | 10021110022021120111 |
4 | 1023221302002331 |
5 | 10044411302333 |
6 | 325540150021 |
7 | 43311253045 |
oct | 11351620275 |
9 | 3243267514 |
10 | 1269244093 |
11 | 5a1500967 |
12 | 2b5098311 |
13 | 172c59c10 |
14 | c07d6725 |
15 | 766674cd |
hex | 4ba720bd |
1269244093 has 18 divisors (see below), whose sum is σ = 1406867406. Its totient is φ = 1138291200.
The previous prime is 1269244057. The next prime is 1269244103. The reversal of 1269244093 is 3904429621.
It can be written as a sum of positive squares in 9 ways, for example, as 763803769 + 505440324 = 27637^2 + 22482^2 .
It is not a de Polignac number, because 1269244093 - 29 = 1269243581 is a prime.
It is a super-2 number, since 2×12692440932 = 3221961135230785298, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1269244033) by changing a digit.
It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 5266453 + ... + 5266693.
Almost surely, 21269244093 is an apocalyptic number.
1269244093 is a gapful number since it is divisible by the number (13) formed by its first and last digit.
It is an amenable number.
1269244093 is a deficient number, since it is larger than the sum of its proper divisors (137623313).
1269244093 is an frugal number, since it uses more digits than its factorization.
1269244093 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 577 (or 295 counting only the distinct ones).
The product of its (nonzero) digits is 93312, while the sum is 40.
The square root of 1269244093 is about 35626.4521528597. The cubic root of 1269244093 is about 1082.7172356027.
The spelling of 1269244093 in words is "one billion, two hundred sixty-nine million, two hundred forty-four thousand, ninety-three".
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