Base | Representation |
---|---|
bin | 11101010000111… |
… | …00101001000100 |
3 | 122002220212212201 |
4 | 32220130221010 |
5 | 1000320442400 |
6 | 40205324244 |
7 | 6040403041 |
oct | 1650345104 |
9 | 562825781 |
10 | 245484100 |
11 | 116629924 |
12 | 6a266684 |
13 | 3bb21084 |
14 | 248621c8 |
15 | 1684106a |
hex | ea1ca44 |
245484100 has 18 divisors (see below), whose sum is σ = 532700714. Its totient is φ = 98193600.
The previous prime is 245484067. The next prime is 245484103. The reversal of 245484100 is 1484542.
It can be written as a sum of positive squares in 3 ways, for example, as 10536516 + 234947584 = 3246^2 + 15328^2 .
It is not an unprimeable number, because it can be changed into a prime (245484103) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1227321 + ... + 1227520.
Almost surely, 2245484100 is an apocalyptic number.
245484100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
245484100 is an abundant number, since it is smaller than the sum of its proper divisors (287216614).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
245484100 is a wasteful number, since it uses less digits than its factorization.
245484100 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2454855 (or 2454848 counting only the distinct ones).
The product of its (nonzero) digits is 5120, while the sum is 28.
The square root of 245484100 is about 15667.9322183880. The cubic root of 245484100 is about 626.1443355152.
The spelling of 245484100 in words is "two hundred forty-five million, four hundred eighty-four thousand, one hundred".
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