Base | Representation |
---|---|
bin | 10000010000011… |
… | …101000100011001 |
3 | 201000020002001100 |
4 | 100100131010121 |
5 | 1024310430300 |
6 | 43021542013 |
7 | 6521220036 |
oct | 2020350431 |
9 | 630202040 |
10 | 272748825 |
11 | 12aa61258 |
12 | 77414909 |
13 | 4467904b |
14 | 2831c38d |
15 | 18e29700 |
hex | 1041d119 |
272748825 has 36 divisors (see below), whose sum is σ = 489578908. Its totient is φ = 145152000.
The previous prime is 272748811. The next prime is 272748863. The reversal of 272748825 is 528847272.
It can be written as a sum of positive squares in 6 ways, for example, as 14953689 + 257795136 = 3867^2 + 16056^2 .
It is not a de Polignac number, because 272748825 - 24 = 272748809 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 134217 + ... + 136233.
Almost surely, 2272748825 is an apocalyptic number.
272748825 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
272748825 is a deficient number, since it is larger than the sum of its proper divisors (216830083).
272748825 is a wasteful number, since it uses less digits than its factorization.
272748825 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2634 (or 2626 counting only the distinct ones).
The product of its digits is 501760, while the sum is 45.
The square root of 272748825 is about 16515.1089914660. The cubic root of 272748825 is about 648.5163993509.
The spelling of 272748825 in words is "two hundred seventy-two million, seven hundred forty-eight thousand, eight hundred twenty-five".
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