Base | Representation |
---|---|
bin | 110001000110… |
… | …0110111001100 |
3 | 1210102212110220 |
4 | 1202030313030 |
5 | 23042232141 |
6 | 2315431340 |
7 | 431544612 |
oct | 142146714 |
9 | 53385426 |
10 | 25742796 |
11 | 13592a42 |
12 | 8755550 |
13 | 5444331 |
14 | 35c16b2 |
15 | 23d7766 |
hex | 188cdcc |
25742796 has 48 divisors (see below), whose sum is σ = 65990400. Its totient is φ = 7774272.
The previous prime is 25742771. The next prime is 25742797. The reversal of 25742796 is 69724752.
It is a hoax number, since the sum of its digits (42) coincides with the sum of the digits of its distinct prime factors.
It is a nialpdrome in base 12 and base 13.
It is not an unprimeable number, because it can be changed into a prime (25742797) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2790 + ... + 7698.
It is an arithmetic number, because the mean of its divisors is an integer number (1374800).
Almost surely, 225742796 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 25742796, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (32995200).
25742796 is an abundant number, since it is smaller than the sum of its proper divisors (40247604).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
25742796 is a wasteful number, since it uses less digits than its factorization.
25742796 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4958 (or 4956 counting only the distinct ones).
The product of its digits is 211680, while the sum is 42.
The square root of 25742796 is about 5073.7359016803. The cubic root of 25742796 is about 295.2694884924.
The spelling of 25742796 in words is "twenty-five million, seven hundred forty-two thousand, seven hundred ninety-six".
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