Base | Representation |
---|---|
bin | 10100110011111111… |
… | …10111010001101001 |
3 | 1001211201002012010011 |
4 | 22121333313101221 |
5 | 140340414340441 |
6 | 5044424451521 |
7 | 543614643331 |
oct | 123177672151 |
9 | 31751065104 |
10 | 11173590121 |
11 | 4814222701 |
12 | 21ba019ba1 |
13 | 1090b95ab5 |
14 | 77dd7a0c1 |
15 | 455e2d581 |
hex | 299ff7469 |
11173590121 has 8 divisors (see below), whose sum is σ = 11541832704. Its totient is φ = 10805835360.
The previous prime is 11173590083. The next prime is 11173590161. The reversal of 11173590121 is 12109537111.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-11173590121 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (31).
It is not an unprimeable number, because it can be changed into a prime (11173590161) 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, 75100 + ... + 167293.
It is an arithmetic number, because the mean of its divisors is an integer number (1442729088).
Almost surely, 211173590121 is an apocalyptic number.
It is an amenable number.
11173590121 is a deficient number, since it is larger than the sum of its proper divisors (368242583).
11173590121 is a wasteful number, since it uses less digits than its factorization.
11173590121 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 243911.
The product of its (nonzero) digits is 1890, while the sum is 31.
The spelling of 11173590121 in words is "eleven billion, one hundred seventy-three million, five hundred ninety thousand, one hundred twenty-one".
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