Base | Representation |
---|---|
bin | 10000010000111… |
… | …010010011001000 |
3 | 201000110011021200 |
4 | 100100322103020 |
5 | 1024323243202 |
6 | 43024304200 |
7 | 6522226065 |
oct | 2020722310 |
9 | 630404250 |
10 | 272868552 |
11 | 130033200 |
12 | 77472060 |
13 | 446bb6a8 |
14 | 2834dc6c |
15 | 18e4ee1c |
hex | 1043a4c8 |
272868552 has 72 divisors (see below), whose sum is σ = 812336070. Its totient is φ = 82684800.
The previous prime is 272868551. The next prime is 272868613. The reversal of 272868552 is 255868272.
It can be written as a sum of positive squares in only one way, i.e., 228432996 + 44435556 = 15114^2 + 6666^2 .
It is a tau number, because it is divible by the number of its divisors (72).
It is a junction number, because it is equal to n+sod(n) for n = 272868498 and 272868507.
It is not an unprimeable number, because it can be changed into a prime (272868551) by changing a digit.
It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 6949 + ... + 24372.
Almost surely, 2272868552 is an apocalyptic number.
272868552 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
It is an amenable number.
272868552 is an abundant number, since it is smaller than the sum of its proper divisors (539467518).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
272868552 is a wasteful number, since it uses less digits than its factorization.
272868552 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 31355 (or 31337 counting only the distinct ones).
The product of its digits is 537600, while the sum is 45.
The square root of 272868552 is about 16518.7333654854. The cubic root of 272868552 is about 648.6112773210.
The spelling of 272868552 in words is "two hundred seventy-two million, eight hundred sixty-eight thousand, five hundred fifty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •