Base | Representation |
---|---|
bin | 110001101001… |
… | …000000010011 |
3 | 220111010111101 |
4 | 301221000103 |
5 | 11312404021 |
6 | 1142525231 |
7 | 215415544 |
oct | 61510023 |
9 | 26433441 |
10 | 13013011 |
11 | 7388960 |
12 | 4436817 |
13 | 290810b |
14 | 1a2a4cb |
15 | 1220a91 |
hex | c69013 |
13013011 has 8 divisors (see below), whose sum is σ = 14580144. Its totient is φ = 11509920.
The previous prime is 13012999. The next prime is 13013023. The reversal of 13013011 is 11031031.
It is an interprime number because it is at equal distance from previous prime (13012999) and next prime (13013023).
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 13013011 - 29 = 13012499 is a prime.
It is a super-2 number, since 2×130130112 = 338676910572242, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (13013071) 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, 15580 + ... + 16393.
It is an arithmetic number, because the mean of its divisors is an integer number (1822518).
Almost surely, 213013011 is an apocalyptic number.
13013011 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
13013011 is a deficient number, since it is larger than the sum of its proper divisors (1567133).
13013011 is a wasteful number, since it uses less digits than its factorization.
13013011 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 32021.
The product of its (nonzero) digits is 9, while the sum is 10.
The square root of 13013011 is about 3607.3551252961. The cubic root of 13013011 is about 235.2118867591.
Adding to 13013011 its reverse (11031031), we get a palindrome (24044042).
The spelling of 13013011 in words is "thirteen million, thirteen thousand, eleven".
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