Base | Representation |
---|---|
bin | 101111110110… |
… | …1110000111010 |
3 | 1202012202120010 |
4 | 1133231300322 |
5 | 22410404010 |
6 | 2253442350 |
7 | 423161661 |
oct | 137556072 |
9 | 52182503 |
10 | 25091130 |
11 | 13188379 |
12 | 84a03b6 |
13 | 527682c |
14 | 3491dd8 |
15 | 2309620 |
hex | 17edc3a |
25091130 has 32 divisors (see below), whose sum is σ = 61210368. Its totient is φ = 6580800.
The previous prime is 25091123. The next prime is 25091159. The reversal of 25091130 is 3119052.
25091130 = T326 + T327 + ... + T569.
It is a junction number, because it is equal to n+sod(n) for n = 25091097 and 25091106.
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, 5026 + ... + 8685.
It is an arithmetic number, because the mean of its divisors is an integer number (1912824).
Almost surely, 225091130 is an apocalyptic number.
25091130 is an abundant number, since it is smaller than the sum of its proper divisors (36119238).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
25091130 is a wasteful number, since it uses less digits than its factorization.
25091130 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13782.
The product of its (nonzero) digits is 270, while the sum is 21.
The square root of 25091130 is about 5009.1047104248. The cubic root of 25091130 is about 292.7566306439.
The spelling of 25091130 in words is "twenty-five million, ninety-one thousand, one hundred thirty".
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