Base | Representation |
---|---|
bin | 110001110100… |
… | …1001101000110 |
3 | 1211011002022120 |
4 | 1203221031012 |
5 | 23141333110 |
6 | 2331510410 |
7 | 435011415 |
oct | 143511506 |
9 | 54132276 |
10 | 26121030 |
11 | 13821131 |
12 | 88b8406 |
13 | 5547540 |
14 | 367d47c |
15 | 245e870 |
hex | 18e9346 |
26121030 has 32 divisors (see below), whose sum is σ = 67513824. Its totient is φ = 6429696.
The previous prime is 26121023. The next prime is 26121047. The reversal of 26121030 is 3012162.
It is a Harshad number since it is a multiple of its sum of digits (15).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33099 + ... + 33878.
It is an arithmetic number, because the mean of its divisors is an integer number (2109807).
Almost surely, 226121030 is an apocalyptic number.
26121030 is an abundant number, since it is smaller than the sum of its proper divisors (41392794).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
26121030 is a wasteful number, since it uses less digits than its factorization.
26121030 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 67000.
The product of its (nonzero) digits is 72, while the sum is 15.
The square root of 26121030 is about 5110.8737022157. The cubic root of 26121030 is about 296.7085760485.
Adding to 26121030 its reverse (3012162), we get a palindrome (29133192).
The spelling of 26121030 in words is "twenty-six million, one hundred twenty-one thousand, thirty".
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