Base | Representation |
---|---|
bin | 10101000000000001… |
… | …01010001100010001 |
3 | 1002002201220000021112 |
4 | 22200000222030101 |
5 | 141042230240334 |
6 | 5102430503105 |
7 | 546251226341 |
oct | 124000521421 |
9 | 32081800245 |
10 | 11274461969 |
11 | 486615a171 |
12 | 2227964a95 |
13 | 10a8a53394 |
14 | 78d516d21 |
15 | 45ec064ce |
hex | 2a002a311 |
11274461969 has 4 divisors (see below), whose sum is σ = 11433257280. Its totient is φ = 11115666660.
The previous prime is 11274461929. The next prime is 11274461971. The reversal of 11274461969 is 96916447211.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-11274461969 is a prime.
It is a super-2 number, since 2×112744619692 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (11274461909) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 79397549 + ... + 79397690.
It is an arithmetic number, because the mean of its divisors is an integer number (2858314320).
Almost surely, 211274461969 is an apocalyptic number.
It is an amenable number.
11274461969 is a deficient number, since it is larger than the sum of its proper divisors (158795311).
11274461969 is an equidigital number, since it uses as much as digits as its factorization.
11274461969 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 158795310.
The product of its digits is 653184, while the sum is 50.
The spelling of 11274461969 in words is "eleven billion, two hundred seventy-four million, four hundred sixty-one thousand, nine hundred sixty-nine".
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