Base | Representation |
---|---|
bin | 1100111011010… |
… | …01001001101001 |
3 | 21120001000112000 |
4 | 12131221021221 |
5 | 210224342100 |
6 | 14432041213 |
7 | 2454450120 |
oct | 635511151 |
9 | 246030460 |
10 | 108434025 |
11 | 562320a7 |
12 | 30393209 |
13 | 1960765b |
14 | 10588ab7 |
15 | 97bd900 |
hex | 6769269 |
108434025 has 96 divisors (see below), whose sum is σ = 232485120. Its totient is φ = 48522240.
The previous prime is 108434021. The next prime is 108434047. The reversal of 108434025 is 520434801.
It is not a de Polignac number, because 108434025 - 22 = 108434021 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a self number, because there is not a number n which added to its sum of digits gives 108434025.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (108434021) by changing a digit.
It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 250209 + ... + 250641.
It is an arithmetic number, because the mean of its divisors is an integer number (2421720).
Almost surely, 2108434025 is an apocalyptic number.
108434025 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
108434025 is an abundant number, since it is smaller than the sum of its proper divisors (124051095).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
108434025 is a wasteful number, since it uses less digits than its factorization.
108434025 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 512 (or 501 counting only the distinct ones).
The product of its (nonzero) digits is 3840, while the sum is 27.
The square root of 108434025 is about 10413.1659450909. The cubic root of 108434025 is about 476.8573997216.
Adding to 108434025 its reverse (520434801), we get a palindrome (628868826).
The spelling of 108434025 in words is "one hundred eight million, four hundred thirty-four thousand, twenty-five".
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