Base | Representation |
---|---|
bin | 101010100111100… |
… | …0001000110001101 |
3 | 10200122210112020110 |
4 | 1111033001012031 |
5 | 10412040000023 |
6 | 353521510233 |
7 | 50302541151 |
oct | 12517010615 |
9 | 3618715213 |
10 | 1430000013 |
11 | 67421a1a2 |
12 | 33aaa2379 |
13 | 19a353770 |
14 | d7cc1061 |
15 | 8581da93 |
hex | 553c118d |
1430000013 has 32 divisors (see below), whose sum is σ = 2114534016. Its totient is φ = 853901568.
The previous prime is 1429999981. The next prime is 1430000017. The reversal of 1430000013 is 3100000341.
It is not a de Polignac number, because 1430000013 - 25 = 1429999981 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1430000017) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 638131 + ... + 640367.
It is an arithmetic number, because the mean of its divisors is an integer number (66079188).
Almost surely, 21430000013 is an apocalyptic number.
1430000013 is a gapful number since it is divisible by the number (13) formed by its first and last digit.
It is an amenable number.
1430000013 is a deficient number, since it is larger than the sum of its proper divisors (684534003).
1430000013 is a wasteful number, since it uses less digits than its factorization.
1430000013 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2733.
The product of its (nonzero) digits is 36, while the sum is 12.
The square root of 1430000013 is about 37815.3409742660. The cubic root of 1430000013 is about 1126.6231747486.
Adding to 1430000013 its reverse (3100000341), we get a palindrome (4530000354).
The spelling of 1430000013 in words is "one billion, four hundred thirty million, thirteen", and thus it is an aban number.
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