Base | Representation |
---|---|
bin | 10000010001000… |
… | …011100011101000 |
3 | 201000112002022010 |
4 | 100101003203220 |
5 | 1024331001342 |
6 | 43025155520 |
7 | 6522444456 |
oct | 2021034350 |
9 | 630462263 |
10 | 272906472 |
11 | 130059743 |
12 | 7748bba0 |
13 | 44702a27 |
14 | 2835d9d6 |
15 | 18e5b29c |
hex | 104438e8 |
272906472 has 64 divisors (see below), whose sum is σ = 709156800. Its totient is φ = 87413760.
The previous prime is 272906471. The next prime is 272906479. The reversal of 272906472 is 274609272.
It is a hoax number, since the sum of its digits (39) coincides with the sum of the digits of its distinct prime factors.
It is a self number, because there is not a number n which added to its sum of digits gives 272906472.
It is not an unprimeable number, because it can be changed into a prime (272906471) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 166923 + ... + 168549.
It is an arithmetic number, because the mean of its divisors is an integer number (11080575).
Almost surely, 2272906472 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 272906472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (354578400).
272906472 is an abundant number, since it is smaller than the sum of its proper divisors (436250328).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
272906472 is a wasteful number, since it uses less digits than its factorization.
272906472 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1906 (or 1902 counting only the distinct ones).
The product of its (nonzero) digits is 84672, while the sum is 39.
The square root of 272906472 is about 16519.8811133737. The cubic root of 272906472 is about 648.6413213358.
The spelling of 272906472 in words is "two hundred seventy-two million, nine hundred six thousand, four hundred seventy-two".
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