Base | Representation |
---|---|
bin | 10010100011101010100… |
… | …010111101010101101100 |
3 | 11111220122001010001111110 |
4 | 102203222202331111230 |
5 | 131343200302233200 |
6 | 2413501205352020 |
7 | 161063524434003 |
oct | 22435242752554 |
9 | 4456561101443 |
10 | 1275245352300 |
11 | 451912834a67 |
12 | 187199108610 |
13 | 93341666cca |
14 | 45a17a2bc3a |
15 | 2328aa69b50 |
hex | 128ea8bd56c |
1275245352300 has 144 divisors (see below), whose sum is σ = 3884206394880. Its totient is φ = 322401192960.
The previous prime is 1275245352281. The next prime is 1275245352301. The reversal of 1275245352300 is 32535425721.
It is a super-2 number, since 2×12752453523002 (a number of 25 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (1275245352301) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 38080 + ... + 1597479.
It is an arithmetic number, because the mean of its divisors is an integer number (26973655520).
Almost surely, 21275245352300 is an apocalyptic number.
1275245352300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 1275245352300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1942103197440).
1275245352300 is an abundant number, since it is smaller than the sum of its proper divisors (2608961042580).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1275245352300 is a wasteful number, since it uses less digits than its factorization.
1275245352300 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1635712 (or 1635705 counting only the distinct ones).
The product of its (nonzero) digits is 252000, while the sum is 39.
The spelling of 1275245352300 in words is "one trillion, two hundred seventy-five billion, two hundred forty-five million, three hundred fifty-two thousand, three hundred".
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