Base | Representation |
---|---|
bin | 10100111111101111… |
… | …10111011111001011 |
3 | 1002002120112220122011 |
4 | 22133313313133023 |
5 | 141041133012011 |
6 | 5102305240351 |
7 | 546222516604 |
oct | 123767673713 |
9 | 32076486564 |
10 | 11272157131 |
11 | 4864925544 |
12 | 22270330b7 |
13 | 10a8427281 |
14 | 78d0b6dab |
15 | 45e8ed621 |
hex | 29fdf77cb |
11272157131 has 8 divisors (see below), whose sum is σ = 11371852800. Its totient is φ = 11172668520.
The previous prime is 11272157129. The next prime is 11272157159. The reversal of 11272157131 is 13175127211.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 11272157131 - 21 = 11272157129 is a prime.
It is a super-2 number, since 2×112721571312 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 11272157093 and 11272157102.
It is not an unprimeable number, because it can be changed into a prime (11272157111) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 58630 + ... + 161188.
It is an arithmetic number, because the mean of its divisors is an integer number (1421481600).
Almost surely, 211272157131 is an apocalyptic number.
11272157131 is a deficient number, since it is larger than the sum of its proper divisors (99695669).
11272157131 is a wasteful number, since it uses less digits than its factorization.
11272157131 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 103529.
The product of its digits is 2940, while the sum is 31.
The spelling of 11272157131 in words is "eleven billion, two hundred seventy-two million, one hundred fifty-seven thousand, one hundred thirty-one".
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